111022202112122 has 12 divisors (see below), whose sum is σ = 193722413889690. Its totient is φ = 47580943762296.

The previous prime is 111022202112109. The next prime is 111022202112197. The reversal of 111022202112122 is 221211202220111.

It can be written as a sum of positive squares in only one way, i.e., 73322245991281 + 37699956120841 = 8562841^2 + 6140029^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111022202112094 and 111022202112103.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 566439806597 + ... + 566439806792.

Almost surely, 2^{111022202112122} is an apocalyptic number.

111022202112122 is a deficient number, since it is larger than the sum of its proper divisors (82700211777568).

111022202112122 is a wasteful number, since it uses less digits than its factorization.

111022202112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132879613405 (or 1132879613398 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 111022202112122 its reverse (221211202220111), we get a palindrome (332233404332233).

The spelling of 111022202112122 in words is "one hundred eleven trillion, twenty-two billion, two hundred two million, one hundred twelve thousand, one hundred twenty-two".