222222100020202 has 32 divisors (see below), whose sum is σ = 336235901025024. Its totient is φ = 110147265504000.

The previous prime is 222222100020187. The next prime is 222222100020229. The reversal of 222222100020202 is 202020001222222.

It is a self number, because there is not a number n which added to its sum of digits gives 222222100020202.

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, 368629552 + ... + 369231892.

It is an arithmetic number, because the mean of its divisors is an integer number (10507371907032).

Almost surely, 2^{222222100020202} is an apocalyptic number.

222222100020202 is a deficient number, since it is larger than the sum of its proper divisors (114013801004822).

222222100020202 is a wasteful number, since it uses less digits than its factorization.

222222100020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605494.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 222222100020202 its reverse (202020001222222), we get a palindrome (424242101242424).

The spelling of 222222100020202 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, one hundred million, twenty thousand, two hundred two".