12311936303 has 4 divisors (see below), whose sum is σ = 12318178488. Its totient is φ = 12305694120.

The previous prime is 12311936291. The next prime is 12311936309. The reversal of 12311936303 is 30363911321.

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 12311936303 - 2²⁰ = 12310887727 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 12311936303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12311936309) 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, 3118133 + ... + 3122078.

It is an arithmetic number, because the mean of its divisors is an integer number (3079544622).

Almost surely, 2^12311936303 is an apocalyptic number.

12311936303 is a deficient number, since it is larger than the sum of its proper divisors (6242185).

12311936303 is an equidigital number, since it uses as much as digits as its factorization.

12311936303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6242184.

The product of its (nonzero) digits is 8748, while the sum is 32.

The spelling of 12311936303 in words is "twelve billion, three hundred eleven million, nine hundred thirty-six thousand, three hundred three".