111320211313 has 4 divisors (see below), whose sum is σ = 111336391408. Its totient is φ = 111304031220.

The previous prime is 111320211199. The next prime is 111320211341. The reversal of 111320211313 is 313112023111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111320211313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111320211383) 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 3 ways as a sum of consecutive naturals, for example, 8079723 + ... + 8093488.

It is an arithmetic number, because the mean of its divisors is an integer number (27834097852).

Almost surely, 2^111320211313 is an apocalyptic number.

It is an amenable number.

111320211313 is a deficient number, since it is larger than the sum of its proper divisors (16180095).

111320211313 is an equidigital number, since it uses as much as digits as its factorization.

111320211313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16180094.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 111320211313 its reverse (313112023111), we get a palindrome (424432234424).

The spelling of 111320211313 in words is "one hundred eleven billion, three hundred twenty million, two hundred eleven thousand, three hundred thirteen".