222202120001212 has 24 divisors (see below), whose sum is σ = 419243031692576. Its totient is φ = 102437886368448.

The previous prime is 222202120001167. The next prime is 222202120001237. The reversal of 222202120001212 is 212100021202222.

It is a self number, because there is not a number n which added to its sum of digits gives 222202120001212.

It is a congruent number.

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, 2436167448 + ... + 2436258655.

Almost surely, 2^{222202120001212} is an apocalyptic number.

It is an amenable number.

222202120001212 is a deficient number, since it is larger than the sum of its proper divisors (197040911691364).

222202120001212 is a wasteful number, since it uses less digits than its factorization.

222202120001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4872426997 (or 4872426995 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222202120001212 its reverse (212100021202222), we get a palindrome (434302141203434).

The spelling of 222202120001212 in words is "two hundred twenty-two trillion, two hundred two billion, one hundred twenty million, one thousand, two hundred twelve".