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Two hundred and twenty-two
In mathematics, 222 or two hundred (and) twenty-two is a repdigit.
- Radii at 0° and approximately 222.49° divide a circle in the golden ratio.
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- The first triple repdigit in the square root of 222 is 222:
- √222 =
- 14ˇ89966442575133971933181604612395114023452166218124
- 73380574030119289350747022456370098357196526519656
- 52139396484012226637696242316850851449289924...
- A prime reciprocal magic square based on 223 in base three has a magic constant of 222.
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