22163120528 has 20 divisors (see below), whose sum is σ = 44808048768. Its totient is φ = 10599753120.

The previous prime is 22163120527. The next prime is 22163120531. The reversal of 22163120528 is 82502136122.

It is a junction number, because it is equal to n+sod(n) for n = 22163120494 and 22163120503.

It is not an unprimeable number, because it can be changed into a prime (22163120521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30112568 + ... + 30113303.

Almost surely, 2^22163120528 is an apocalyptic number.

It is an amenable number.

22163120528 is an abundant number, since it is smaller than the sum of its proper divisors (22644928240).

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

22163120528 is a wasteful number, since it uses less digits than its factorization.

22163120528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60225902 (or 60225896 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 22163120528 in words is "twenty-two billion, one hundred sixty-three million, one hundred twenty thousand, five hundred twenty-eight".