22023022320 has 120 divisors (see below), whose sum is σ = 79649964576. Its totient is φ = 5421049344.

The previous prime is 22023022291. The next prime is 22023022337. The reversal of 22023022320 is 2322032022.

It is a tau number, because it is divible by the number of its divisors (120).

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

It is a junction number, because it is equal to n+sod(n) for n = 22023022293 and 22023022302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1167084 + ... + 1185803.

Almost surely, 2^22023022320 is an apocalyptic number.

22023022320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22023022320 is an abundant number, since it is smaller than the sum of its proper divisors (57626942256).

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

22023022320 is a wasteful number, since it uses less digits than its factorization.

22023022320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2352919 (or 2352910 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 22023022320 its reverse (2322032022), we get a palindrome (24345054342).

The spelling of 22023022320 in words is "twenty-two billion, twenty-three million, twenty-two thousand, three hundred twenty".