313322232313 has 2 divisors, whose sum is σ = 313322232314. Its totient is φ = 313322232312.

The previous prime is 313322232271. The next prime is 313322232331. The reversal of 313322232313 is 313232223313.

Together with next prime (313322232331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 308326993984 + 4995238329 = 555272^2 + 70677^2 .

It is an emirp because it is prime and its reverse (313232223313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313322232313 - 2²⁵ = 313288677881 is a prime.

It is not a weakly prime, because it can be changed into another prime (313322232383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156661116156 + 156661116157.

It is an arithmetic number, because the mean of its divisors is an integer number (156661116157).

Almost surely, 2^313322232313 is an apocalyptic number.

It is an amenable number.

313322232313 is a deficient number, since it is larger than the sum of its proper divisors (1).

313322232313 is an equidigital number, since it uses as much as digits as its factorization.

313322232313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 28.

Adding to 313322232313 its reverse (313232223313), we get a palindrome (626554455626).

The spelling of 313322232313 in words is "three hundred thirteen billion, three hundred twenty-two million, two hundred thirty-two thousand, three hundred thirteen".