102320032 has 12 divisors (see below), whose sum is σ = 201442626. Its totient is φ = 51160000.

The previous prime is 102320021. The next prime is 102320083. The reversal of 102320032 is 230023201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 84713616 + 17606416 = 9204^2 + 4196^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102319994 and 102320021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1598719 + ... + 1598782.

Almost surely, 2^102320032 is an apocalyptic number.

It is an amenable number.

102320032 is a deficient number, since it is larger than the sum of its proper divisors (99122594).

102320032 is an equidigital number, since it uses as much as digits as its factorization.

102320032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3197511 (or 3197503 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 102320032 is about 10115.3364748781. The cubic root of 102320032 is about 467.7210210593.

Adding to 102320032 its reverse (230023201), we get a palindrome (332343233).

The spelling of 102320032 in words is "one hundred two million, three hundred twenty thousand, thirty-two".