111121011122 has 16 divisors (see below), whose sum is σ = 192530522592. Its totient is φ = 47538400320.

The previous prime is 111121011119. The next prime is 111121011167. The reversal of 111121011122 is 221110121111.

It is a super-2 number, since 2×111121011122² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111121011097 and 111121011106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148557128 + ... + 148557875.

It is an arithmetic number, because the mean of its divisors is an integer number (12033157662).

Almost surely, 2^111121011122 is an apocalyptic number.

111121011122 is a deficient number, since it is larger than the sum of its proper divisors (81409511470).

111121011122 is a wasteful number, since it uses less digits than its factorization.

111121011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297115033.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 111121011122 its reverse (221110121111), we get a palindrome (332231132233).

The spelling of 111121011122 in words is "one hundred eleven billion, one hundred twenty-one million, eleven thousand, one hundred twenty-two".