100032555100 has 36 divisors (see below), whose sum is σ = 221166328824. Its totient is φ = 39258057280.

The previous prime is 100032555089. The next prime is 100032555101. The reversal of 100032555100 is 1555230001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100032555101) by changing a digit.

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, 9431734 + ... + 9442333.

It is an arithmetic number, because the mean of its divisors is an integer number (6143509134).

Almost surely, 2^100032555100 is an apocalyptic number.

100032555100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100032555100 is an abundant number, since it is smaller than the sum of its proper divisors (121133773724).

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

100032555100 is a wasteful number, since it uses less digits than its factorization.

100032555100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18874134 (or 18874127 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

Adding to 100032555100 its reverse (1555230001), we get a palindrome (101587785101).

The spelling of 100032555100 in words is "one hundred billion, thirty-two million, five hundred fifty-five thousand, one hundred".