23220213204 has 24 divisors (see below), whose sum is σ = 54206742240. Its totient is φ = 7736321824.

The previous prime is 23220213199. The next prime is 23220213221. The reversal of 23220213204 is 40231202232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442794 + ... + 492449.

It is an arithmetic number, because the mean of its divisors is an integer number (2258614260).

Almost surely, 2^23220213204 is an apocalyptic number.

It is an amenable number.

23220213204 is an abundant number, since it is smaller than the sum of its proper divisors (30986529036).

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

23220213204 is a wasteful number, since it uses less digits than its factorization.

23220213204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937319 (or 937317 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 23220213204 its reverse (40231202232), we get a palindrome (63451415436).

The spelling of 23220213204 in words is "twenty-three billion, two hundred twenty million, two hundred thirteen thousand, two hundred four".