100931012 has 48 divisors (see below), whose sum is σ = 222724992. Its totient is φ = 38949120.

The previous prime is 100930997. The next prime is 100931029. The reversal of 100931012 is 210139001.

It is a happy number.

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, 11543 + ... + 18305.

It is an arithmetic number, because the mean of its divisors is an integer number (4640104).

Almost surely, 2^100931012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100931012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111362496).

100931012 is an abundant number, since it is smaller than the sum of its proper divisors (121793980).

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

100931012 is a wasteful number, since it uses less digits than its factorization.

100931012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6828 (or 6826 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 17.

The square root of 100931012 is about 10046.4427535322. The cubic root of 100931012 is about 465.5948943615.

The spelling of 100931012 in words is "one hundred million, nine hundred thirty-one thousand, twelve".