222102202101212 has 24 divisors (see below), whose sum is σ = 389707733304960. Its totient is φ = 110757140469360.

The previous prime is 222102202101209. The next prime is 222102202101253. The reversal of 222102202101212 is 212101202201222.

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, 196648787 + ... + 197774997.

It is an arithmetic number, because the mean of its divisors is an integer number (16237822221040).

Almost surely, 2^{222102202101212} is an apocalyptic number.

It is an amenable number.

222102202101212 is a deficient number, since it is larger than the sum of its proper divisors (167605531203748).

222102202101212 is a wasteful number, since it uses less digits than its factorization.

222102202101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256681 (or 1256679 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 222102202101212 its reverse (212101202201222), we get a palindrome (434203404302434).

The spelling of 222102202101212 in words is "two hundred twenty-two trillion, one hundred two billion, two hundred two million, one hundred one thousand, two hundred twelve".