22200322232 has 32 divisors (see below), whose sum is σ = 46179417600. Its totient is φ = 9920018400.

The previous prime is 22200322217. The next prime is 22200322241. The reversal of 22200322232 is 23222300222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2132744 + ... + 2143127.

It is an arithmetic number, because the mean of its divisors is an integer number (1443106800).

Almost surely, 2^22200322232 is an apocalyptic number.

22200322232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22200322232 is an abundant number, since it is smaller than the sum of its proper divisors (23979095368).

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

22200322232 is a wasteful number, since it uses less digits than its factorization.

22200322232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4275947 (or 4275943 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 22200322232 its reverse (23222300222), we get a palindrome (45422622454).

The spelling of 22200322232 in words is "twenty-two billion, two hundred million, three hundred twenty-two thousand, two hundred thirty-two".