313120310303 has 2 divisors, whose sum is σ = 313120310304. Its totient is φ = 313120310302.

The previous prime is 313120310281. The next prime is 313120310353. The reversal of 313120310303 is 303013021313.

It is a weak prime.

It is an emirp because it is prime and its reverse (303013021313) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 313120310303 - 2¹⁸ = 313120048159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313120310353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156560155151 + 156560155152.

It is an arithmetic number, because the mean of its divisors is an integer number (156560155152).

Almost surely, 2^313120310303 is an apocalyptic number.

313120310303 is a deficient number, since it is larger than the sum of its proper divisors (1).

313120310303 is an equidigital number, since it uses as much as digits as its factorization.

313120310303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 313120310303 its reverse (303013021313), we get a palindrome (616133331616).

The spelling of 313120310303 in words is "three hundred thirteen billion, one hundred twenty million, three hundred ten thousand, three hundred three".