102153012 has 24 divisors (see below), whose sum is σ = 256692576. Its totient is φ = 31431648.

The previous prime is 102152989. The next prime is 102153047. The reversal of 102153012 is 210351201.

It is a junction number, because it is equal to n+sod(n) for n = 102152982 and 102153000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327258 + ... + 327569.

It is an arithmetic number, because the mean of its divisors is an integer number (10695524).

Almost surely, 2^102153012 is an apocalyptic number.

102153012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102153012 is an abundant number, since it is smaller than the sum of its proper divisors (154539564).

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

102153012 is a wasteful number, since it uses less digits than its factorization.

102153012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654847 (or 654845 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 102153012 is about 10107.0773223519. The cubic root of 102153012 is about 467.4663908655.

The spelling of 102153012 in words is "one hundred two million, one hundred fifty-three thousand, twelve".