111012112020122 has 16 divisors (see below), whose sum is σ = 166612439028672. Its totient is φ = 55474636332480.

The previous prime is 111012112020091. The next prime is 111012112020193. The reversal of 111012112020122 is 221020211210111.

It is a self number, because there is not a number n which added to its sum of digits gives 111012112020122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55122203 + ... + 57100625.

It is an arithmetic number, because the mean of its divisors is an integer number (10413277439292).

Almost surely, 2^{111012112020122} is an apocalyptic number.

111012112020122 is a deficient number, since it is larger than the sum of its proper divisors (55600327008550).

111012112020122 is a wasteful number, since it uses less digits than its factorization.

111012112020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994293.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 111012112020122 its reverse (221020211210111), we get a palindrome (332032323230233).

The spelling of 111012112020122 in words is "one hundred eleven trillion, twelve billion, one hundred twelve million, twenty thousand, one hundred twenty-two".