Largest number that is actually utilized by scientists. It is 1 followed by 600 zeros
A centillion is six times that of a googol.
by X-S~ July 03, 2004
Top Definition
Centillion Is 1 Followed by 303 zeros!
One Trillion is the biggest number..
No! Its one Centillion!
by MaddDog September 11, 2015

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