22404324100 has 54 divisors (see below), whose sum is σ = 50351842814. Its totient is φ = 8652672000.

The previous prime is 22404324097. The next prime is 22404324139. The reversal of 22404324100 is 142340422.

It is a happy number.

It can be written as a sum of positive squares in 9 ways, for example, as 6451623684 + 15952700416 = 80322^2 + 126304^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 49101 + ... + 217300.

Almost surely, 2^22404324100 is an apocalyptic number.

22404324100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22404324100 is an abundant number, since it is smaller than the sum of its proper divisors (27947518714).

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

22404324100 is a wasteful number, since it uses less digits than its factorization.

22404324100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266473 (or 266437 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 22404324100 its reverse (142340422), we get a palindrome (22546664522).

The spelling of 22404324100 in words is "twenty-two billion, four hundred four million, three hundred twenty-four thousand, one hundred".