22163124724 has 24 divisors (see below), whose sum is σ = 41779747688. Its totient is φ = 10226494080.

The previous prime is 22163124719. The next prime is 22163124817. The reversal of 22163124724 is 42742136122.

It can be written as a sum of positive squares in 4 ways, for example, as 460531600 + 21702593124 = 21460^2 + 147318^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22163124724.

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, 156094 + ... + 262090.

Almost surely, 2^22163124724 is an apocalyptic number.

It is an amenable number.

22163124724 is a deficient number, since it is larger than the sum of its proper divisors (19616622964).

22163124724 is a wasteful number, since it uses less digits than its factorization.

22163124724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110035 (or 110033 counting only the distinct ones).

The product of its digits is 32256, while the sum is 34.

The spelling of 22163124724 in words is "twenty-two billion, one hundred sixty-three million, one hundred twenty-four thousand, seven hundred twenty-four".