102111315169 has 2 divisors, whose sum is σ = 102111315170. Its totient is φ = 102111315168.

The previous prime is 102111315143. The next prime is 102111315181. The reversal of 102111315169 is 961513111201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91648480225 + 10462834944 = 302735^2 + 102288^2 .

It is a cyclic number.

It is not a de Polignac number, because 102111315169 - 2²⁷ = 101977097441 is a prime.

It is a super-2 number, since 2×102111315169² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102111315169.

It is not a weakly prime, because it can be changed into another prime (102111315569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51055657584 + 51055657585.

It is an arithmetic number, because the mean of its divisors is an integer number (51055657585).

Almost surely, 2^102111315169 is an apocalyptic number.

It is an amenable number.

102111315169 is a deficient number, since it is larger than the sum of its proper divisors (1).

102111315169 is an equidigital number, since it uses as much as digits as its factorization.

102111315169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 31.

The spelling of 102111315169 in words is "one hundred two billion, one hundred eleven million, three hundred fifteen thousand, one hundred sixty-nine".