22535214232 has 8 divisors (see below), whose sum is σ = 42253526700. Its totient is φ = 11267607112.

The previous prime is 22535214217. The next prime is 22535214239. The reversal of 22535214232 is 23241253522.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 22535214194 and 22535214203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22535214239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1408450882 + ... + 1408450897.

Almost surely, 2^22535214232 is an apocalyptic number.

It is an amenable number.

22535214232 is a deficient number, since it is larger than the sum of its proper divisors (19718312468).

22535214232 is a wasteful number, since it uses less digits than its factorization.

22535214232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2816901785 (or 2816901781 counting only the distinct ones).

The product of its digits is 28800, while the sum is 31.

Adding to 22535214232 its reverse (23241253522), we get a palindrome (45776467754).

The spelling of 22535214232 in words is "twenty-two billion, five hundred thirty-five million, two hundred fourteen thousand, two hundred thirty-two".