100880112 has 20 divisors (see below), whose sum is σ = 260607080. Its totient is φ = 33626688.

The previous prime is 100880099. The next prime is 100880123. The reversal of 100880112 is 211088001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1050787 + ... + 1050882.

It is an arithmetic number, because the mean of its divisors is an integer number (13030354).

Almost surely, 2^100880112 is an apocalyptic number.

100880112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100880112 is an abundant number, since it is smaller than the sum of its proper divisors (159726968).

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

100880112 is a wasteful number, since it uses less digits than its factorization.

100880112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101680 (or 2101674 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 21.

The square root of 100880112 is about 10043.9091991117. The cubic root of 100880112 is about 465.5166139448.

The spelling of 100880112 in words is "one hundred million, eight hundred eighty thousand, one hundred twelve".