2320131311 has 2 divisors, whose sum is σ = 2320131312. Its totient is φ = 2320131310.

The previous prime is 2320131293. The next prime is 2320131337. The reversal of 2320131311 is 1131310232.

2320131311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2320131311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2320131311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2320136311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160065655 + 1160065656.

It is an arithmetic number, because the mean of its divisors is an integer number (1160065656).

Almost surely, 2^2320131311 is an apocalyptic number.

2320131311 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320131311 is an equidigital number, since it uses as much as digits as its factorization.

2320131311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 2320131311 is about 48167.7413940077. The cubic root of 2320131311 is about 1323.8461650370.

Adding to 2320131311 its reverse (1131310232), we get a palindrome (3451441543).

The spelling of 2320131311 in words is "two billion, three hundred twenty million, one hundred thirty-one thousand, three hundred eleven".