111230311323 has 4 divisors (see below), whose sum is σ = 148307081768. Its totient is φ = 74153540880.

The previous prime is 111230311319. The next prime is 111230311337. The reversal of 111230311323 is 323113032111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323113032111 = 3 ⋅107704344037.

It is not a de Polignac number, because 111230311323 - 2² = 111230311319 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111230311323.

It is not an unprimeable number, because it can be changed into a prime (111230311123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18538385218 + ... + 18538385223.

It is an arithmetic number, because the mean of its divisors is an integer number (37076770442).

Almost surely, 2^111230311323 is an apocalyptic number.

111230311323 is a deficient number, since it is larger than the sum of its proper divisors (37076770445).

111230311323 is an equidigital number, since it uses as much as digits as its factorization.

111230311323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37076770444.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 111230311323 its reverse (323113032111), we get a palindrome (434343343434).

The spelling of 111230311323 in words is "one hundred eleven billion, two hundred thirty million, three hundred eleven thousand, three hundred twenty-three".