111131130122 has 8 divisors (see below), whose sum is σ = 166701213216. Its totient is φ = 55564059052.

The previous prime is 111131130113. The next prime is 111131130127. The reversal of 111131130122 is 221031131111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 111131130122.

It is not an unprimeable number, because it can be changed into a prime (111131130127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 658388 + ... + 809775.

It is an arithmetic number, because the mean of its divisors is an integer number (20837651652).

Almost surely, 2^111131130122 is an apocalyptic number.

111131130122 is a deficient number, since it is larger than the sum of its proper divisors (55570083094).

111131130122 is a wasteful number, since it uses less digits than its factorization.

111131130122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506012.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 111131130122 its reverse (221031131111), we get a palindrome (332162261233).

The spelling of 111131130122 in words is "one hundred eleven billion, one hundred thirty-one million, one hundred thirty thousand, one hundred twenty-two".