111102113122 has 256 divisors, whose sum is σ = 240836198400. Its totient is φ = 37322208000.

The previous prime is 111102113113. The next prime is 111102113131. The reversal of 111102113122 is 221311201111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (111102113113) and next prime (111102113131).

It is a junction number, because it is equal to n+sod(n) for n = 111102113096 and 111102113105.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 464862279 + ... + 464862517.

It is an arithmetic number, because the mean of its divisors is an integer number (940766400).

Almost surely, 2^111102113122 is an apocalyptic number.

111102113122 is an abundant number, since it is smaller than the sum of its proper divisors (129734085278).

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

111102113122 is a wasteful number, since it uses less digits than its factorization.

111102113122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414 (or 392 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 111102113122 its reverse (221311201111), we get a palindrome (332413314233).

The spelling of 111102113122 in words is "one hundred eleven billion, one hundred two million, one hundred thirteen thousand, one hundred twenty-two".