100320032 has 24 divisors (see below), whose sum is σ = 202100976. Its totient is φ = 48992832.

The previous prime is 100320023. The next prime is 100320041. The reversal of 100320032 is 230023001.

It is an interprime number because it is at equal distance from previous prime (100320023) and next prime (100320041).

It is a junction number, because it is equal to n+sod(n) for n = 100319995 and 100320022.

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 3 ways as a sum of consecutive naturals, for example, 35078 + ... + 37829.

It is an arithmetic number, because the mean of its divisors is an integer number (8420874).

Almost surely, 2^100320032 is an apocalyptic number.

It is an amenable number.

100320032 is an abundant number, since it is smaller than the sum of its proper divisors (101780944).

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

100320032 is an equidigital number, since it uses as much as digits as its factorization.

100320032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72960 (or 72952 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 100320032 is about 10015.9888178851. The cubic root of 100320032 is about 464.6535084023.

Adding to 100320032 its reverse (230023001), we get a palindrome (330343033).

The spelling of 100320032 in words is "one hundred million, three hundred twenty thousand, thirty-two".