100331232100 has 36 divisors (see below), whose sum is σ = 237511392048. Its totient is φ = 36484084000.

The previous prime is 100331232091. The next prime is 100331232121. The reversal of 100331232100 is 1232133001.

It is a super-2 number, since 2×100331232100² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45604006 + ... + 45606205.

It is an arithmetic number, because the mean of its divisors is an integer number (6597538668).

Almost surely, 2^100331232100 is an apocalyptic number.

100331232100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100331232100 is an abundant number, since it is smaller than the sum of its proper divisors (137180159948).

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

100331232100 is a wasteful number, since it uses less digits than its factorization.

100331232100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91210236 (or 91210229 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 100331232100 its reverse (1232133001), we get a palindrome (101563365101).

Subtracting from 100331232100 its reverse (1232133001), we obtain a palindrome (99099099099).

The spelling of 100331232100 in words is "one hundred billion, three hundred thirty-one million, two hundred thirty-two thousand, one hundred".