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Duotrigintatrecentillion

A Duotrigintatrecentillion (1 Duotrigintatrecentillion) is 10 to the power of 999 (10^999). This is a stupendously astronomical number!

How many zeros in a Duotrigintatrecentillion?

There are 999 zeros in a Duotrigintatrecentillion.

What's before Duotrigintatrecentillion?

A Untrigintatrecentillion is smaller than a Duotrigintatrecentillion.

What's after Duotrigintatrecentillion?

A Trestrigintatrecentillion is larger than a Duotrigintatrecentillion.

Duotrigintatrecentillionaire

A Duotrigintatrecentillionaire is someone whos assets, net worth or wealth is 1 or more Duotrigintatrecentillion. It is unlikely anyone will ever be a true Duotrigintatrecentillionaire. If you want to be a Duotrigintatrecentillionaire, play Tap Tales!

Is Duotrigintatrecentillion the largest number?

Duotrigintatrecentillion is not the largest number. Infinity best describes the largest possible number - if there even is one! We cannot comprehend what the largest number actually is.

Duotrigintatrecentillion written out

Duotrigintatrecentillion is written out as:

1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000


Big Numbers

This is just one of many really big numbers!

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