22401531224 has 32 divisors (see below), whose sum is σ = 42105931920. Its totient is φ = 11173320576.

The previous prime is 22401531223. The next prime is 22401531233. The reversal of 22401531224 is 42213510422.

It is a junction number, because it is equal to n+sod(n) for n = 22401531193 and 22401531202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22401531223) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 10910582 + ... + 10912634.

Almost surely, 2^22401531224 is an apocalyptic number.

It is an amenable number.

22401531224 is a deficient number, since it is larger than the sum of its proper divisors (19704400696).

22401531224 is a wasteful number, since it uses less digits than its factorization.

22401531224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4739 (or 4735 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The spelling of 22401531224 in words is "twenty-two billion, four hundred one million, five hundred thirty-one thousand, two hundred twenty-four".