22204310232 has 128 divisors (see below), whose sum is σ = 65339688960. Its totient is φ = 6222735360.

The previous prime is 22204310213. The next prime is 22204310243. The reversal of 22204310232 is 23201340222.

It is a junction number, because it is equal to n+sod(n) for n = 22204310199 and 22204310208.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96903 + ... + 231945.

It is an arithmetic number, because the mean of its divisors is an integer number (510466320).

Almost surely, 2^22204310232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22204310232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32669844480).

22204310232 is an abundant number, since it is smaller than the sum of its proper divisors (43135378728).

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

22204310232 is a wasteful number, since it uses less digits than its factorization.

22204310232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135113 (or 135109 counting only the distinct ones).

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

Adding to 22204310232 its reverse (23201340222), we get a palindrome (45405650454).

The spelling of 22204310232 in words is "twenty-two billion, two hundred four million, three hundred ten thousand, two hundred thirty-two".