102056165512 has 24 divisors (see below), whose sum is σ = 222596994510. Its totient is φ = 43738356480.

The previous prime is 102056165483. The next prime is 102056165513. The reversal of 102056165512 is 215561650201.

It can be written as a sum of positive squares in only one way, i.e., 89919617956 + 12136547556 = 299866^2 + 110166^2 .

It is not an unprimeable number, because it can be changed into a prime (102056165513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 130173289 + ... + 130174072.

Almost surely, 2^102056165512 is an apocalyptic number.

It is an amenable number.

102056165512 is an abundant number, since it is smaller than the sum of its proper divisors (120540828998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102056165512 is a wasteful number, since it uses less digits than its factorization.

102056165512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260347381 (or 260347370 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 34.

The spelling of 102056165512 in words is "one hundred two billion, fifty-six million, one hundred sixty-five thousand, five hundred twelve".