111022220102120 has 16 divisors (see below), whose sum is σ = 249799995229860. Its totient is φ = 44408888040832.

The previous prime is 111022220102107. The next prime is 111022220102207. The reversal of 111022220102120 is 21201022220111.

It can be written as a sum of positive squares in 2 ways, for example, as 99516705349636 + 11505514752484 = 9975806^2 + 3391978^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1387777751237 + ... + 1387777751316.

Almost surely, 2^{111022220102120} is an apocalyptic number.

111022220102120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111022220102120 is an abundant number, since it is smaller than the sum of its proper divisors (138777775127740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111022220102120 is a wasteful number, since it uses less digits than its factorization.

111022220102120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775555502564 (or 2775555502560 counting only the distinct ones).

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

Adding to 111022220102120 its reverse (21201022220111), we get a palindrome (132223242322231).

The spelling of 111022220102120 in words is "one hundred eleven trillion, twenty-two billion, two hundred twenty million, one hundred two thousand, one hundred twenty".