111330122434138 has 8 divisors (see below), whose sum is σ = 168473017135188. Its totient is φ = 55172450055744.

The previous prime is 111330122434129. The next prime is 111330122434177. The reversal of 111330122434138 is 831434221033111.

It can be written as a sum of positive squares in 2 ways, for example, as 70986067654329 + 40344054779809 = 8425323^2 + 6351697^2 .

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

It is a super-2 number, since 2×111330122434138² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111330122434097 and 111330122434106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246305580381 + ... + 246305580832.

Almost surely, 2^{111330122434138} is an apocalyptic number.

111330122434138 is a deficient number, since it is larger than the sum of its proper divisors (57142894701050).

111330122434138 is a wasteful number, since it uses less digits than its factorization.

111330122434138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492611161328.

The product of its (nonzero) digits is 41472, while the sum is 37.

Adding to 111330122434138 its reverse (831434221033111), we get a palindrome (942764343467249).

The spelling of 111330122434138 in words is "one hundred eleven trillion, three hundred thirty billion, one hundred twenty-two million, four hundred thirty-four thousand, one hundred thirty-eight".