22232131332 has 48 divisors (see below), whose sum is σ = 52533556992. Its totient is φ = 7316741920.

The previous prime is 22232131321. The next prime is 22232131357. The reversal of 22232131332 is 23313123222.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1773607 + ... + 1786097.

It is an arithmetic number, because the mean of its divisors is an integer number (1094449104).

Almost surely, 2^22232131332 is an apocalyptic number.

It is an amenable number.

22232131332 is an abundant number, since it is smaller than the sum of its proper divisors (30301425660).

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

22232131332 is a wasteful number, since it uses less digits than its factorization.

22232131332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14368 (or 14366 counting only the distinct ones).

The product of its digits is 2592, while the sum is 24.

Adding to 22232131332 its reverse (23313123222), we get a palindrome (45545254554).

The spelling of 22232131332 in words is "twenty-two billion, two hundred thirty-two million, one hundred thirty-one thousand, three hundred thirty-two".