111022120122102 has 48 divisors (see below), whose sum is σ = 275347593261312. Its totient is φ = 31670335352880.

The previous prime is 111022120122041. The next prime is 111022120122131. The reversal of 111022120122102 is 201221021220111.

111022120122102 is a `hidden beast` number, since 11 + 10 + 221 + 201 + 221 + 0 + 2 = 666.

It is a super-2 number, since 2×111022120122102² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 698120128 + ... + 698279139.

It is an arithmetic number, because the mean of its divisors is an integer number (5736408192944).

Almost surely, 2^{111022120122102} is an apocalyptic number.

111022120122102 is an abundant number, since it is smaller than the sum of its proper divisors (164325473139210).

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

111022120122102 is a wasteful number, since it uses less digits than its factorization.

111022120122102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1396399913 (or 1396399910 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 111022120122102 its reverse (201221021220111), we get a palindrome (312243141342213).

The spelling of 111022120122102 in words is "one hundred eleven trillion, twenty-two billion, one hundred twenty million, one hundred twenty-two thousand, one hundred two".