13231313110311 has 16 divisors (see below), whose sum is σ = 18468746951424. Its totient is φ = 8409875817024.

The previous prime is 13231313110307. The next prime is 13231313110349. The reversal of 13231313110311 is 11301131313231.

13231313110311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13231313110311 - 2² = 13231313110307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13231313118311) 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, 312288526 + ... + 312330891.

It is an arithmetic number, because the mean of its divisors is an integer number (1154296684464).

Almost surely, 2^{13231313110311} is an apocalyptic number.

13231313110311 is a deficient number, since it is larger than the sum of its proper divisors (5237433841113).

13231313110311 is a wasteful number, since it uses less digits than its factorization.

13231313110311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624619750.

The product of its (nonzero) digits is 486, while the sum is 24.

Adding to 13231313110311 its reverse (11301131313231), we get a palindrome (24532444423542).

The spelling of 13231313110311 in words is "thirteen trillion, two hundred thirty-one billion, three hundred thirteen million, one hundred ten thousand, three hundred eleven".