22204204424 has 16 divisors (see below), whose sum is σ = 44081876700. Its totient is φ = 10449037312.

The previous prime is 22204204387. The next prime is 22204204433. The reversal of 22204204424 is 42440240222.

It can be written as a sum of positive squares in 2 ways, for example, as 21750940324 + 453264100 = 147482^2 + 21290^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22204204393 and 22204204402.

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, 81632969 + ... + 81633240.

Almost surely, 2^22204204424 is an apocalyptic number.

It is an amenable number.

22204204424 is a deficient number, since it is larger than the sum of its proper divisors (21877672276).

22204204424 is a wasteful number, since it uses less digits than its factorization.

22204204424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163266232 (or 163266228 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 22204204424 its reverse (42440240222), we get a palindrome (64644444646).

The spelling of 22204204424 in words is "twenty-two billion, two hundred four million, two hundred four thousand, four hundred twenty-four".