What is 21 with 71 zeros?

Learn how to shorten, say, and write 21 with 71 zeros!

In Numbers
21 with 71 zeros written out with all the zeros looks like this:

2 100 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000

10 to the Power Of
This is how to write 21 with 71 zeros to ten to the power of:

21 x 10⁷¹

Scientific e Notation
You can also shorten 21 with 71 zeros down further to Scientific e Notation as follows:

2.1e72

Verbally
However, what most want to know, is how to read and say it correctly. The number 21 with 71 zeros is:

Two Trevigintillion One Hundred Duovigintillion

Big Numbers
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What is 21 with 72 zeros?
Check out the next big number on our list that we tackled.