222222102212 has 12 divisors (see below), whose sum is σ = 424242195216. Its totient is φ = 101010046440.

The previous prime is 222222102199. The next prime is 222222102227. The reversal of 222222102212 is 212201222222.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2525251118 + ... + 2525251205.

It is an arithmetic number, because the mean of its divisors is an integer number (35353516268).

Almost surely, 2^222222102212 is an apocalyptic number.

222222102212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

222222102212 is a deficient number, since it is larger than the sum of its proper divisors (202020093004).

222222102212 is a wasteful number, since it uses less digits than its factorization.

222222102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5050502338 (or 5050502336 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 222222102212 its reverse (212201222222), we get a palindrome (434423324434).

The spelling of 222222102212 in words is "two hundred twenty-two billion, two hundred twenty-two million, one hundred two thousand, two hundred twelve".