102015254233187 has 2 divisors, whose sum is σ = 102015254233188. Its totient is φ = 102015254233186.

The previous prime is 102015254233043. The next prime is 102015254233199. The reversal of 102015254233187 is 781332452510201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102015254233187 - 2³⁴ = 101998074364003 is a prime.

It is a super-2 number, since 2×102015254233187² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102015254833187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51007627116593 + 51007627116594.

It is an arithmetic number, because the mean of its divisors is an integer number (51007627116594).

Almost surely, 2^{102015254233187} is an apocalyptic number.

102015254233187 is a deficient number, since it is larger than the sum of its proper divisors (1).

102015254233187 is an equidigital number, since it uses as much as digits as its factorization.

102015254233187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 102015254233187 in words is "one hundred two trillion, fifteen billion, two hundred fifty-four million, two hundred thirty-three thousand, one hundred eighty-seven".