22404124012 has 12 divisors (see below), whose sum is σ = 39242137816. Its totient is φ = 11192084640.

The previous prime is 22404124007. The next prime is 22404124019. The reversal of 22404124012 is 21042140422.

It is a super-2 number, since 2×22404124012² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22404124019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2489289 + ... + 2498272.

Almost surely, 2^22404124012 is an apocalyptic number.

It is an amenable number.

22404124012 is a deficient number, since it is larger than the sum of its proper divisors (16838013804).

22404124012 is a wasteful number, since it uses less digits than its factorization.

22404124012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4988688 (or 4988686 counting only the distinct ones).

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

Adding to 22404124012 its reverse (21042140422), we get a palindrome (43446264434).

The spelling of 22404124012 in words is "twenty-two billion, four hundred four million, one hundred twenty-four thousand, twelve".