100011220032 has 56 divisors (see below), whose sum is σ = 265748816736. Its totient is φ = 33193980928.

The previous prime is 100011220019. The next prime is 100011220051. The reversal of 100011220032 is 230022110001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1073058 + ... + 1162529.

Almost surely, 2^100011220032 is an apocalyptic number.

100011220032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100011220032 is an abundant number, since it is smaller than the sum of its proper divisors (165737596704).

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

100011220032 is a wasteful number, since it uses less digits than its factorization.

100011220032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2235835 (or 2235825 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 100011220032 its reverse (230022110001), we get a palindrome (330033330033).

The spelling of 100011220032 in words is "one hundred billion, eleven million, two hundred twenty thousand, thirty-two".