23320100 has 18 divisors (see below), whose sum is σ = 50604834. Its totient is φ = 9328000.

The previous prime is 23320097. The next prime is 23320109. The reversal of 23320100 is 102332.

It can be written as a sum of positive squares in 3 ways, for example, as 1098304 + 22221796 = 1048^2 + 4714^2 .

It is not an unprimeable number, because it can be changed into a prime (23320109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 116501 + ... + 116700.

Almost surely, 2^23320100 is an apocalyptic number.

23320100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23320100 is an abundant number, since it is smaller than the sum of its proper divisors (27284734).

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

23320100 is a wasteful number, since it uses less digits than its factorization.

23320100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233215 (or 233208 counting only the distinct ones).

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

The square root of 23320100 is about 4829.0889409908. The cubic root of 23320100 is about 285.6999314217.

Adding to 23320100 its reverse (102332), we get a palindrome (23422432).

The spelling of 23320100 in words is "twenty-three million, three hundred twenty thousand, one hundred".