12311011323303 has 24 divisors (see below), whose sum is σ = 20830505247360. Its totient is φ = 6395330556720.

The previous prime is 12311011323223. The next prime is 12311011323311. The reversal of 12311011323303 is 30332311011321.

It is not a de Polignac number, because 12311011323303 - 2¹⁰ = 12311011322279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12311011323313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3806742763 + ... + 3806745996.

It is an arithmetic number, because the mean of its divisors is an integer number (867937718640).

Almost surely, 2^{12311011323303} is an apocalyptic number.

12311011323303 is a deficient number, since it is larger than the sum of its proper divisors (8519493924057).

12311011323303 is a wasteful number, since it uses less digits than its factorization.

12311011323303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7613488787 (or 7613488780 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 12311011323303 its reverse (30332311011321), we get a palindrome (42643322334624).

The spelling of 12311011323303 in words is "twelve trillion, three hundred eleven billion, eleven million, three hundred twenty-three thousand, three hundred three".