22620204226 has 8 divisors (see below), whose sum is σ = 34005876300. Its totient is φ = 11284912128.

The previous prime is 22620204127. The next prime is 22620204239. The reversal of 22620204226 is 62240202622.

It can be written as a sum of positive squares in 2 ways, for example, as 20235347001 + 2384857225 = 142251^2 + 48835^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22620204194 and 22620204203.

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, 12593871 + ... + 12595666.

Almost surely, 2^22620204226 is an apocalyptic number.

22620204226 is a deficient number, since it is larger than the sum of its proper divisors (11385672074).

22620204226 is a wasteful number, since it uses less digits than its factorization.

22620204226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25189988.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22620204226 its reverse (62240202622), we get a palindrome (84860406848).

The spelling of 22620204226 in words is "twenty-two billion, six hundred twenty million, two hundred four thousand, two hundred twenty-six".