22023102312 has 160 divisors (see below), whose sum is σ = 65082705600. Its totient is φ = 6938493696.

The previous prime is 22023102287. The next prime is 22023102323. The reversal of 22023102312 is 21320132022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5994108 + ... + 5997780.

It is an arithmetic number, because the mean of its divisors is an integer number (406766910).

Almost surely, 2^22023102312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22023102312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32541352800).

22023102312 is an abundant number, since it is smaller than the sum of its proper divisors (43059603288).

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

22023102312 is a wasteful number, since it uses less digits than its factorization.

22023102312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4197 (or 4184 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 22023102312 its reverse (21320132022), we get a palindrome (43343234334).

The spelling of 22023102312 in words is "twenty-two billion, twenty-three million, one hundred two thousand, three hundred twelve".