100512255200 has 144 divisors (see below), whose sum is σ = 296925308064. Its totient is φ = 32434176000.

The previous prime is 100512255163. The next prime is 100512255253. The reversal of 100512255200 is 2552215001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 432701 + ... + 623100.

It is an arithmetic number, because the mean of its divisors is an integer number (2061981306).

Almost surely, 2^100512255200 is an apocalyptic number.

100512255200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100512255200 is an abundant number, since it is smaller than the sum of its proper divisors (196413052864).

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

100512255200 is a wasteful number, since it uses less digits than its factorization.

100512255200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055845 (or 1055832 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The spelling of 100512255200 in words is "one hundred billion, five hundred twelve million, two hundred fifty-five thousand, two hundred".