100013321112 has 64 divisors (see below), whose sum is σ = 268692577920. Its totient is φ = 30908410368.

The previous prime is 100013321099. The next prime is 100013321123. The reversal of 100013321112 is 211123310001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100013321091 and 100013321100.

It is a congruent 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, 1801998 + ... + 1856669.

It is an arithmetic number, because the mean of its divisors is an integer number (4198321530).

Almost surely, 2^100013321112 is an apocalyptic number.

100013321112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100013321112 is an abundant number, since it is smaller than the sum of its proper divisors (168679256808).

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

100013321112 is a wasteful number, since it uses less digits than its factorization.

100013321112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3658760 (or 3658756 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 100013321112 its reverse (211123310001), we get a palindrome (311136631113).

The spelling of 100013321112 in words is "one hundred billion, thirteen million, three hundred twenty-one thousand, one hundred twelve".