22401212044 has 12 divisors (see below), whose sum is σ = 39421128600. Its totient is φ = 11138032448.

The previous prime is 22401212011. The next prime is 22401212077. The reversal of 22401212044 is 44021210422.

It is an interprime number because it is at equal distance from previous prime (22401212011) and next prime (22401212077).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15642589 + ... + 15644020.

It is an arithmetic number, because the mean of its divisors is an integer number (3285094050).

Almost surely, 2^22401212044 is an apocalyptic number.

It is an amenable number.

22401212044 is a deficient number, since it is larger than the sum of its proper divisors (17019916556).

22401212044 is a wasteful number, since it uses less digits than its factorization.

22401212044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31286792 (or 31286790 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 22401212044 its reverse (44021210422), we get a palindrome (66422422466).

The spelling of 22401212044 in words is "twenty-two billion, four hundred one million, two hundred twelve thousand, forty-four".