122102202110212 has 12 divisors (see below), whose sum is σ = 213683853848220. Its totient is φ = 61049672439296.

The previous prime is 122102202110143. The next prime is 122102202110227. The reversal of 122102202110212 is 212011202201221.

It can be written as a sum of positive squares in 2 ways, for example, as 96988934103616 + 25113268006596 = 9848296^2 + 5011314^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 122102202110212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356961637 + ... + 357303532.

It is an arithmetic number, because the mean of its divisors is an integer number (17806987820685).

Almost surely, 2^{122102202110212} is an apocalyptic number.

It is an amenable number.

122102202110212 is a deficient number, since it is larger than the sum of its proper divisors (91581651738008).

122102202110212 is a wasteful number, since it uses less digits than its factorization.

122102202110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714307910 (or 714307908 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 122102202110212 its reverse (212011202201221), we get a palindrome (334113404311433).

The spelling of 122102202110212 in words is "one hundred twenty-two trillion, one hundred two billion, two hundred two million, one hundred ten thousand, two hundred twelve".