22222211202102 has 16 divisors (see below), whose sum is σ = 44481676754160. Its totient is φ = 7401194675712.

The previous prime is 22222211202031. The next prime is 22222211202167. The reversal of 22222211202102 is 20120211222222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1552256827 + ... + 1552271142.

It is an arithmetic number, because the mean of its divisors is an integer number (2780104797135).

Almost surely, 2^{22222211202102} is an apocalyptic number.

22222211202102 is an abundant number, since it is smaller than the sum of its proper divisors (22259465552058).

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

22222211202102 is a wasteful number, since it uses less digits than its factorization.

22222211202102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3104529167.

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

Adding to 22222211202102 its reverse (20120211222222), we get a palindrome (42342422424324).

The spelling of 22222211202102 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred eleven million, two hundred two thousand, one hundred two".