22636220232224 has 12 divisors (see below), whose sum is σ = 44565058582254. Its totient is φ = 11318110116096.

The previous prime is 22636220232209. The next prime is 22636220232271. The reversal of 22636220232224 is 42223202263622.

It can be written as a sum of positive squares in only one way, i.e., 19630393584400 + 3005826647824 = 4430620^2 + 1733732^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 353690941097 + ... + 353690941160.

Almost surely, 2^{22636220232224} is an apocalyptic number.

It is an amenable number.

22636220232224 is a deficient number, since it is larger than the sum of its proper divisors (21928838350030).

22636220232224 is an equidigital number, since it uses as much as digits as its factorization.

22636220232224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707381882267 (or 707381882259 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 38.

Adding to 22636220232224 its reverse (42223202263622), we get a palindrome (64859422495846).

The spelling of 22636220232224 in words is "twenty-two trillion, six hundred thirty-six billion, two hundred twenty million, two hundred thirty-two thousand, two hundred twenty-four".