111320323122 has 16 divisors (see below), whose sum is σ = 222645850560. Its totient is φ = 37105906992.

The previous prime is 111320323019. The next prime is 111320323181. The reversal of 111320323122 is 221323023111.

It is a super-3 number, since 3×111320323122³ (a number of 34 digits) contains 333 as substring.

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, 95928 + ... + 481500.

It is an arithmetic number, because the mean of its divisors is an integer number (13915365660).

Almost surely, 2^111320323122 is an apocalyptic number.

111320323122 is an abundant number, since it is smaller than the sum of its proper divisors (111325527438).

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

111320323122 is a wasteful number, since it uses less digits than its factorization.

111320323122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433697.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 111320323122 its reverse (221323023111), we get a palindrome (332643346233).

The spelling of 111320323122 in words is "one hundred eleven billion, three hundred twenty million, three hundred twenty-three thousand, one hundred twenty-two".