313120211311 has 2 divisors, whose sum is σ = 313120211312. Its totient is φ = 313120211310.

The previous prime is 313120211293. The next prime is 313120211321. The reversal of 313120211311 is 113112021313.

It is a strong prime.

It is an emirp because it is prime and its reverse (113112021313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313120211311 - 2²³ = 313111822703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313120211321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156560105655 + 156560105656.

It is an arithmetic number, because the mean of its divisors is an integer number (156560105656).

Almost surely, 2^313120211311 is an apocalyptic number.

313120211311 is a deficient number, since it is larger than the sum of its proper divisors (1).

313120211311 is an equidigital number, since it uses as much as digits as its factorization.

313120211311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 313120211311 its reverse (113112021313), we get a palindrome (426232232624).

The spelling of 313120211311 in words is "three hundred thirteen billion, one hundred twenty million, two hundred eleven thousand, three hundred eleven".