23222131320 has 64 divisors (see below), whose sum is σ = 69679764000. Its totient is φ = 6191379968.

The previous prime is 23222131319. The next prime is 23222131333. The reversal of 23222131320 is 2313122232.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736846 + ... + 767714.

Almost surely, 2^23222131320 is an apocalyptic number.

23222131320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23222131320 is an abundant number, since it is smaller than the sum of its proper divisors (46457632680).

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

23222131320 is a wasteful number, since it uses less digits than its factorization.

23222131320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37152 (or 37148 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 23222131320 its reverse (2313122232), we get a palindrome (25535253552).

The spelling of 23222131320 in words is "twenty-three billion, two hundred twenty-two million, one hundred thirty-one thousand, three hundred twenty".