111323311323 has 16 divisors (see below), whose sum is σ = 169676267520. Its totient is φ = 63598041216.

The previous prime is 111323311271. The next prime is 111323311327. The reversal of 111323311323 is 323113323111.

It is not a de Polignac number, because 111323311323 - 2⁸ = 111323311067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111323311293 and 111323311302.

It is not an unprimeable number, because it can be changed into a prime (111323311327) 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 15 ways as a sum of consecutive naturals, for example, 546843 + ... + 722276.

It is an arithmetic number, because the mean of its divisors is an integer number (10604766720).

Almost surely, 2^111323311323 is an apocalyptic number.

111323311323 is a deficient number, since it is larger than the sum of its proper divisors (58352956197).

111323311323 is a wasteful number, since it uses less digits than its factorization.

111323311323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273306.

The product of its digits is 972, while the sum is 24.

Adding to 111323311323 its reverse (323113323111), we get a palindrome (434436634434).

The spelling of 111323311323 in words is "one hundred eleven billion, three hundred twenty-three million, three hundred eleven thousand, three hundred twenty-three".