100355120 has 40 divisors (see below), whose sum is σ = 238760016. Its totient is φ = 39207168.

The previous prime is 100355117. The next prime is 100355147. The reversal of 100355120 is 21553001.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×100355120² = 20142300220428800, which contains 22 as substring.

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, 11147 + ... + 18026.

Almost surely, 2^100355120 is an apocalyptic number.

100355120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100355120 is an abundant number, since it is smaller than the sum of its proper divisors (138404896).

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

100355120 is a wasteful number, since it uses less digits than its factorization.

100355120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29229 (or 29223 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 100355120 is about 10017.7402641514. The cubic root of 100355120 is about 464.7076745927.

The spelling of 100355120 in words is "one hundred million, three hundred fifty-five thousand, one hundred twenty".