111110112111122 has 16 divisors (see below), whose sum is σ = 173952314009280. Its totient is φ = 53127141724272.

The previous prime is 111110112111107. The next prime is 111110112111127. The reversal of 111110112111122 is 221111211011111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 111110112111122.

It is not an unprimeable number, because it can be changed into a prime (111110112111127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283372673 + ... + 283764500.

It is an arithmetic number, because the mean of its divisors is an integer number (10872019625580).

Almost surely, 2^{111110112111122} is an apocalyptic number.

111110112111122 is a deficient number, since it is larger than the sum of its proper divisors (62842201898158).

111110112111122 is a wasteful number, since it uses less digits than its factorization.

111110112111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567141457.

The product of its (nonzero) digits is 8, while the sum is 17.

Adding to 111110112111122 its reverse (221111211011111), we get a palindrome (332221323122233).

The spelling of 111110112111122 in words is "one hundred eleven trillion, one hundred ten billion, one hundred twelve million, one hundred eleven thousand, one hundred twenty-two".