100032100 has 36 divisors (see below), whose sum is σ = 248081344. Its totient is φ = 34296480.

The previous prime is 100032077. The next prime is 100032103. The reversal of 100032100 is 1230001.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100032103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70752 + ... + 72151.

Almost surely, 2^100032100 is an apocalyptic number.

100032100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100032100 is an abundant number, since it is smaller than the sum of its proper divisors (148049244).

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

100032100 is a wasteful number, since it uses less digits than its factorization.

100032100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142924 (or 142917 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 7.

The square root of 100032100 is about 10001.6048712194. The cubic root of 100032100 is about 464.2085430486.

Adding to 100032100 its reverse (1230001), we get a palindrome (101262101).

The spelling of 100032100 in words is "one hundred million, thirty-two thousand, one hundred".