What's bigger, a googol or infinity

Infinity is bigger than a googol—in fact, infinity is bigger than any specific number, no matter how large. A googol (10^100, or 1 followed by 100 zeros) is an extremely large but finite, specific number. Infinity, by contrast, is not a number at all but rather a concept describing endlessness or unboundedness.

Think of it this way: no matter how large a number you name—googol, googolplex, Graham's number, or any finite number however vast—infinity is larger because you can always keep counting past any finite number forever. Mathematically, infinity (∞) represents a limitless quantity that cannot be reached by adding finite numbers. In mathematics, there are actually different "sizes" of infinity (countable vs. uncountable infinities, thanks to Cantor's work on set theory), but even the smallest infinity exceeds any finite number including googol. So while googol is incomprehensibly large for practical purposes—far exceeding atoms in the universe or any measurable quantity—it's still infinitesimally tiny compared to infinity, which has no upper bound and cannot be expressed as any specific number.