100100403432 has 48 divisors (see below), whose sum is σ = 279850596480. Its totient is φ = 32290452000.

The previous prime is 100100403409. The next prime is 100100403457. The reversal of 100100403432 is 234304001001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22421694 + ... + 22426157.

It is an arithmetic number, because the mean of its divisors is an integer number (5830220760).

Almost surely, 2^100100403432 is an apocalyptic number.

100100403432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100100403432 is an abundant number, since it is smaller than the sum of its proper divisors (179750193048).

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

100100403432 is a wasteful number, since it uses less digits than its factorization.

100100403432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44847894 (or 44847887 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 100100403432 its reverse (234304001001), we get a palindrome (334404404433).

The spelling of 100100403432 in words is "one hundred billion, one hundred million, four hundred three thousand, four hundred thirty-two".