111002011122 has 64 divisors (see below), whose sum is σ = 236630211840. Its totient is φ = 34592538624.

The previous prime is 111002011091. The next prime is 111002011163. The reversal of 111002011122 is 221110200111.

It is a super-2 number, since 2×111002011122² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111002011098 and 111002011107.

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 31 ways as a sum of consecutive naturals, for example, 14622904 + ... + 14630492.

It is an arithmetic number, because the mean of its divisors is an integer number (3697347060).

Almost surely, 2^111002011122 is an apocalyptic number.

111002011122 is an abundant number, since it is smaller than the sum of its proper divisors (125628200718).

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

111002011122 is a wasteful number, since it uses less digits than its factorization.

111002011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8547.

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

Adding to 111002011122 its reverse (221110200111), we get a palindrome (332112211233).

The spelling of 111002011122 in words is "one hundred eleven billion, two million, eleven thousand, one hundred twenty-two".