12303311212311 has 16 divisors (see below), whose sum is σ = 18747989704704. Its totient is φ = 7030430960544.

The previous prime is 12303311212279. The next prime is 12303311212369. The reversal of 12303311212311 is 11321211330321.

It is not a de Polignac number, because 12303311212311 - 2⁵ = 12303311212279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12303311211311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3722281 + ... + 6201773.

It is an arithmetic number, because the mean of its divisors is an integer number (1171749356544).

Almost surely, 2^{12303311212311} is an apocalyptic number.

12303311212311 is a deficient number, since it is larger than the sum of its proper divisors (6444678492393).

12303311212311 is a wasteful number, since it uses less digits than its factorization.

12303311212311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2715790.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 12303311212311 its reverse (11321211330321), we get a palindrome (23624522542632).

The spelling of 12303311212311 in words is "twelve trillion, three hundred three billion, three hundred eleven million, two hundred twelve thousand, three hundred eleven".