22202022122210 has 64 divisors (see below), whose sum is σ = 47066262451200. Its totient is φ = 7536754209600.

The previous prime is 22202022122173. The next prime is 22202022122227. The reversal of 22202022122210 is 1222122020222.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31697594 + ... + 32390453.

It is an arithmetic number, because the mean of its divisors is an integer number (735410350800).

Almost surely, 2^{22202022122210} is an apocalyptic number.

22202022122210 is an abundant number, since it is smaller than the sum of its proper divisors (24864240328990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22202022122210 is a wasteful number, since it uses less digits than its factorization.

22202022122210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64088176 (or 64088162 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22202022122210 its reverse (1222122020222), we get a palindrome (23424144142432).

The spelling of 22202022122210 in words is "twenty-two trillion, two hundred two billion, twenty-two million, one hundred twenty-two thousand, two hundred ten".