22423001232 has 80 divisors (see below), whose sum is σ = 58187005952. Its totient is φ = 7440750720.

The previous prime is 22423001197. The next prime is 22423001233. The reversal of 22423001232 is 23210032422.

It is a junction number, because it is equal to n+sod(n) for n = 22423001199 and 22423001208.

It is not an unprimeable number, because it can be changed into a prime (22423001233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19148007 + ... + 19149177.

Almost surely, 2^22423001232 is an apocalyptic number.

It is an amenable number.

22423001232 is an abundant number, since it is smaller than the sum of its proper divisors (35764004720).

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

22423001232 is a wasteful number, since it uses less digits than its factorization.

22423001232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2636 (or 2630 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 22423001232 its reverse (23210032422), we get a palindrome (45633033654).

The spelling of 22423001232 in words is "twenty-two billion, four hundred twenty-three million, one thousand, two hundred thirty-two".