22202011122222 has 32 divisors (see below), whose sum is σ = 45157071801600. Its totient is φ = 7275164553728.

The previous prime is 22202011122143. The next prime is 22202011122251. The reversal of 22202011122222 is 22222111020222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46137823 + ... + 46616549.

It is an arithmetic number, because the mean of its divisors is an integer number (1411158493800).

Almost surely, 2^{22202011122222} is an apocalyptic number.

22202011122222 is an abundant number, since it is smaller than the sum of its proper divisors (22955060679378).

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

22202011122222 is a wasteful number, since it uses less digits than its factorization.

22202011122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609800.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22202011122222 its reverse (22222111020222), we get a palindrome (44424122142444).

The spelling of 22202011122222 in words is "twenty-two trillion, two hundred two billion, eleven million, one hundred twenty-two thousand, two hundred twenty-two".