What comes after a trillion? How many 0s are in a trillion? How many zeros are in Googol or Googleplex? For the answers to how many 0's are in.......this reference gives you a few big numbers past a trillion. Great for math jeopardy games in the classroom.

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trillion – 12 zeros
googol – 100 zeros
googleplex – 10-to-the-power-of-100 zeros
Here’s a cute video by Googol Learning on “What is a Googol”