22132312300 has 72 divisors (see below), whose sum is σ = 54909784160. Its totient is φ = 7585228800.

The previous prime is 22132312289. The next prime is 22132312309. The reversal of 22132312300 is 321323122.

It is not an unprimeable number, because it can be changed into a prime (22132312309) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2474236 + ... + 2483164.

Almost surely, 2^22132312300 is an apocalyptic number.

22132312300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22132312300 is an abundant number, since it is smaller than the sum of its proper divisors (32777471860).

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

22132312300 is a wasteful number, since it uses less digits than its factorization.

22132312300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12491 (or 12484 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 22132312300 its reverse (321323122), we get a palindrome (22453635422).

The spelling of 22132312300 in words is "twenty-two billion, one hundred thirty-two million, three hundred twelve thousand, three hundred".