22013204044 has 24 divisors (see below), whose sum is σ = 43290182880. Its totient is φ = 9718203264.

The previous prime is 22013204033. The next prime is 22013204111. The reversal of 22013204044 is 44040231022.

It is a happy 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, 9201649 + ... + 9204040.

It is an arithmetic number, because the mean of its divisors is an integer number (1803757620).

Almost surely, 2^22013204044 is an apocalyptic number.

It is an amenable number.

22013204044 is a deficient number, since it is larger than the sum of its proper divisors (21276978836).

22013204044 is a wasteful number, since it uses less digits than its factorization.

22013204044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18405729 (or 18405727 counting only the distinct ones).

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

Adding to 22013204044 its reverse (44040231022), we get a palindrome (66053435066).

The spelling of 22013204044 in words is "twenty-two billion, thirteen million, two hundred four thousand, forty-four".