15120100250 has 32 divisors (see below), whose sum is σ = 29794564800. Its totient is φ = 5729720400.

The previous prime is 15120100241. The next prime is 15120100291. The reversal of 15120100250 is 5200102151.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1586840 + ... + 1596339.

It is an arithmetic number, because the mean of its divisors is an integer number (931080150).

Almost surely, 2^15120100250 is an apocalyptic number.

15120100250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15120100250 is a deficient number, since it is larger than the sum of its proper divisors (14674464550).

15120100250 is a wasteful number, since it uses less digits than its factorization.

15120100250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3183215 (or 3183205 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 17.

The spelling of 15120100250 in words is "fifteen billion, one hundred twenty million, one hundred thousand, two hundred fifty".