111312130311323 has 4 divisors (see below), whose sum is σ = 111313581030288. Its totient is φ = 111310679592360.

The previous prime is 111312130311229. The next prime is 111312130311331. The reversal of 111312130311323 is 323113031213111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111312130311323 - 2¹² = 111312130307227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111312130311292 and 111312130311301.

It is not an unprimeable number, because it can be changed into a prime (111312130311373) 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, 725244383 + ... + 725397848.

It is an arithmetic number, because the mean of its divisors is an integer number (27828395257572).

Almost surely, 2^{111312130311323} is an apocalyptic number.

111312130311323 is a deficient number, since it is larger than the sum of its proper divisors (1450718965).

111312130311323 is an equidigital number, since it uses as much as digits as its factorization.

111312130311323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450718964.

The product of its (nonzero) digits is 972, while the sum is 26.

Adding to 111312130311323 its reverse (323113031213111), we get a palindrome (434425161524434).

The spelling of 111312130311323 in words is "one hundred eleven trillion, three hundred twelve billion, one hundred thirty million, three hundred eleven thousand, three hundred twenty-three".