111323101313 has 4 divisors (see below), whose sum is σ = 114038298948. Its totient is φ = 108607903680.

The previous prime is 111323101303. The next prime is 111323101321. The reversal of 111323101313 is 313101323111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 45082754929 + 66240346384 = 212327^2 + 257372^2 .

It is a cyclic number.

It is not a de Polignac number, because 111323101313 - 2⁶ = 111323101249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111323101303) 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, 1357598756 + ... + 1357598837.

It is an arithmetic number, because the mean of its divisors is an integer number (28509574737).

Almost surely, 2^111323101313 is an apocalyptic number.

It is an amenable number.

111323101313 is a deficient number, since it is larger than the sum of its proper divisors (2715197635).

111323101313 is an equidigital number, since it uses as much as digits as its factorization.

111323101313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2715197634.

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

Adding to 111323101313 its reverse (313101323111), we get a palindrome (424424424424).

The spelling of 111323101313 in words is "one hundred eleven billion, three hundred twenty-three million, one hundred one thousand, three hundred thirteen".