111011110012122 has 64 divisors (see below), whose sum is σ = 234010607040000. Its totient is φ = 35010716989248.

The previous prime is 111011110012091. The next prime is 111011110012139. The reversal of 111011110012122 is 221210011110111.

It is a super-2 number, since 2×111011110012122² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 287289504 + ... + 287675652.

It is an arithmetic number, because the mean of its divisors is an integer number (3656415735000).

Almost surely, 2^{111011110012122} is an apocalyptic number.

111011110012122 is an abundant number, since it is smaller than the sum of its proper divisors (122999497027878).

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

111011110012122 is a wasteful number, since it uses less digits than its factorization.

111011110012122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389435.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 111011110012122 its reverse (221210011110111), we get a palindrome (332221121122233).

The spelling of 111011110012122 in words is "one hundred eleven trillion, eleven billion, one hundred ten million, twelve thousand, one hundred twenty-two".