111010120122 has 32 divisors (see below), whose sum is σ = 256451189184. Its totient is φ = 31660640000.

The previous prime is 111010120093. The next prime is 111010120159. The reversal of 111010120122 is 221021010111.

It is a super-4 number, since 4×111010120122⁴ (a number of 45 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111010120098 and 111010120107.

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 15 ways as a sum of consecutive naturals, for example, 49468629 + ... + 49470872.

It is an arithmetic number, because the mean of its divisors is an integer number (8014099662).

Almost surely, 2^111010120122 is an apocalyptic number.

111010120122 is an abundant number, since it is smaller than the sum of its proper divisors (145441069062).

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

111010120122 is a wasteful number, since it uses less digits than its factorization.

111010120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98939534.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111010120122 its reverse (221021010111), we get a palindrome (332031130233).

It can be divided in two parts, 111010 and 120122, that added together give a palindrome (231132).

The spelling of 111010120122 in words is "one hundred eleven billion, ten million, one hundred twenty thousand, one hundred twenty-two".