13111303323 has 4 divisors (see below), whose sum is σ = 17481737768. Its totient is φ = 8740868880.

The previous prime is 13111303307. The next prime is 13111303327. The reversal of 13111303323 is 32330311131.

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

It is not a de Polignac number, because 13111303323 - 2⁴ = 13111303307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13111303323.

It is not an unprimeable number, because it can be changed into a prime (13111303327) 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, 2185217218 + ... + 2185217223.

It is an arithmetic number, because the mean of its divisors is an integer number (4370434442).

Almost surely, 2^13111303323 is an apocalyptic number.

13111303323 is a deficient number, since it is larger than the sum of its proper divisors (4370434445).

13111303323 is an equidigital number, since it uses as much as digits as its factorization.

13111303323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4370434444.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 13111303323 its reverse (32330311131), we get a palindrome (45441614454).

The spelling of 13111303323 in words is "thirteen billion, one hundred eleven million, three hundred three thousand, three hundred twenty-three".