22111222122202 has 16 divisors (see below), whose sum is σ = 34609439860992. Its totient is φ = 10574758014480.

The previous prime is 22111222122191. The next prime is 22111222122211. The reversal of 22111222122202 is 20222122211122.

It is a super-2 number, since 2×22111222122202² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1118418 + ... + 6743389.

It is an arithmetic number, because the mean of its divisors is an integer number (2163089991312).

Almost surely, 2^{22111222122202} is an apocalyptic number.

22111222122202 is a deficient number, since it is larger than the sum of its proper divisors (12498217738790).

22111222122202 is a wasteful number, since it uses less digits than its factorization.

22111222122202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7922973.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 22111222122202 its reverse (20222122211122), we get a palindrome (42333344333324).

The spelling of 22111222122202 in words is "twenty-two trillion, one hundred eleven billion, two hundred twenty-two million, one hundred twenty-two thousand, two hundred two".