122102111222 has 32 divisors (see below), whose sum is σ = 225942441984. Its totient is φ = 48192026400.

The previous prime is 122102111191. The next prime is 122102111249. The reversal of 122102111222 is 222111201221.

It is a self number, because there is not a number n which added to its sum of digits gives 122102111222.

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, 699854 + ... + 856737.

It is an arithmetic number, because the mean of its divisors is an integer number (7060701312).

Almost surely, 2^122102111222 is an apocalyptic number.

122102111222 is a deficient number, since it is larger than the sum of its proper divisors (103840330762).

122102111222 is a wasteful number, since it uses less digits than its factorization.

122102111222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1557044.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122102111222 its reverse (222111201221), we get a palindrome (344213312443).

The spelling of 122102111222 in words is "one hundred twenty-two billion, one hundred two million, one hundred eleven thousand, two hundred twenty-two".