22012344404 has 48 divisors (see below), whose sum is σ = 39460780800. Its totient is φ = 10742054400.

The previous prime is 22012344383. The next prime is 22012344421. The reversal of 22012344404 is 40444321022.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9083537 + ... + 9085959.

It is an arithmetic number, because the mean of its divisors is an integer number (822099600).

Almost surely, 2^22012344404 is an apocalyptic number.

It is an amenable number.

22012344404 is a deficient number, since it is larger than the sum of its proper divisors (17448436396).

22012344404 is a wasteful number, since it uses less digits than its factorization.

22012344404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2840 (or 2838 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 22012344404 its reverse (40444321022), we get a palindrome (62456665426).

The spelling of 22012344404 in words is "twenty-two billion, twelve million, three hundred forty-four thousand, four hundred four".