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12220112103187 is a prime number
BaseRepresentation
bin1011000111010011011101…
…1100001110011100010011
31121021020020121211111012111
42301310313130032130103
53100203242144300222
641553501512210151
72400605525014612
oct261646734163423
947236217744174
1012220112103187
11399157a78288a
12145440a999957
136a84756a7121
14303656c07879
15162d16da6777
hexb1d3770e713

12220112103187 has 2 divisors, whose sum is σ = 12220112103188. Its totient is φ = 12220112103186.

The previous prime is 12220112103169. The next prime is 12220112103211. The reversal of 12220112103187 is 78130121102221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12220112103187 - 239 = 11670356289299 is a prime.

It is a super-2 number, since 2×122201121031872 (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12220112103587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110056051593 + 6110056051594.

It is an arithmetic number, because the mean of its divisors is an integer number (6110056051594).

Almost surely, 212220112103187 is an apocalyptic number.

12220112103187 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220112103187 is an equidigital number, since it uses as much as digits as its factorization.

12220112103187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 31.

The spelling of 12220112103187 in words is "twelve trillion, two hundred twenty billion, one hundred twelve million, one hundred three thousand, one hundred eighty-seven".