111313230311 has 4 divisors (see below), whose sum is σ = 117171821400. Its totient is φ = 105454639224.

The previous prime is 111313230293. The next prime is 111313230313. The reversal of 111313230311 is 113032313111.

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 111313230311 - 2¹⁸ = 111312968167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111313230313) 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, 2929295516 + ... + 2929295553.

It is an arithmetic number, because the mean of its divisors is an integer number (29292955350).

Almost surely, 2^111313230311 is an apocalyptic number.

111313230311 is a deficient number, since it is larger than the sum of its proper divisors (5858591089).

111313230311 is an equidigital number, since it uses as much as digits as its factorization.

111313230311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5858591088.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 111313230311 its reverse (113032313111), we get a palindrome (224345543422).

The spelling of 111313230311 in words is "one hundred eleven billion, three hundred thirteen million, two hundred thirty thousand, three hundred eleven".