Base | Representation |
---|---|
bin | 110000001111111010110110… |
… | …110011001101000010000001 |
3 | 1000211100010212021001000001222 |
4 | 300033322312303031002001 |
5 | 210303142023100232314 |
6 | 2031151234044404425 |
7 | 62460650203531064 |
oct | 6017726663150201 |
9 | 1024303767030058 |
10 | 212200221102209 |
11 | 6168267684474a |
12 | 1b9719a8846715 |
13 | 9153519a32c32 |
14 | 3a5878cbda8db |
15 | 197ec34a5ac8e |
hex | c0feb6ccd081 |
212200221102209 has 2 divisors, whose sum is σ = 212200221102210. Its totient is φ = 212200221102208.
The previous prime is 212200221102187. The next prime is 212200221102223. The reversal of 212200221102209 is 902201122002212.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 211823136681025 + 377084421184 = 14554145^2 + 614072^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-212200221102209 is a prime.
It is not a weakly prime, because it can be changed into another prime (212200221102269) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106100110551104 + 106100110551105.
It is an arithmetic number, because the mean of its divisors is an integer number (106100110551105).
Almost surely, 2212200221102209 is an apocalyptic number.
It is an amenable number.
212200221102209 is a deficient number, since it is larger than the sum of its proper divisors (1).
212200221102209 is an equidigital number, since it uses as much as digits as its factorization.
212200221102209 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1152, while the sum is 26.
The spelling of 212200221102209 in words is "two hundred twelve trillion, two hundred billion, two hundred twenty-one million, one hundred two thousand, two hundred nine".
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