Top answer
Ten to the twenty-first power.
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In the American system it's one sextillion, if that's what you mean by 'spelling' the number.
CJ
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anonymousCan you spell this number?
1,000,000,000,000,000,000,000
Yes. One nought nought nought nought nought nought nought nought nought nought nought nought nought nought nought nought nought nought nought nought nought.
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