22222202232 has 16 divisors (see below), whose sum is σ = 55555505640. Its totient is φ = 7407400736.

The previous prime is 22222202209. The next prime is 22222202251. The reversal of 22222202232 is 23220222222.

It is a junction number, because it is equal to n+sod(n) for n = 22222202199 and 22222202208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462962523 + ... + 462962570.

Almost surely, 2^22222202232 is an apocalyptic number.

It is an amenable number.

22222202232 is an abundant number, since it is smaller than the sum of its proper divisors (33333303408).

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

22222202232 is a wasteful number, since it uses less digits than its factorization.

22222202232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925925102 (or 925925098 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 22222202232 its reverse (23220222222), we get a palindrome (45442424454).

The spelling of 22222202232 in words is "twenty-two billion, two hundred twenty-two million, two hundred two thousand, two hundred thirty-two".