222222202102 has 32 divisors (see below), whose sum is σ = 349260880320. Its totient is φ = 105842204160.

The previous prime is 222222202051. The next prime is 222222202187. The reversal of 222222202102 is 201202222222.

It is a self number, because there is not a number n which added to its sum of digits gives 222222202102.

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, 30152674 + ... + 30160042.

It is an arithmetic number, because the mean of its divisors is an integer number (10914402510).

Almost surely, 2^222222202102 is an apocalyptic number.

222222202102 is a deficient number, since it is larger than the sum of its proper divisors (127038678218).

222222202102 is a wasteful number, since it uses less digits than its factorization.

222222202102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10008.

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

Adding to 222222202102 its reverse (201202222222), we get a palindrome (423424424324).

The spelling of 222222202102 in words is "two hundred twenty-two billion, two hundred twenty-two million, two hundred two thousand, one hundred two".