313103203340423 has 2 divisors, whose sum is σ = 313103203340424. Its totient is φ = 313103203340422.

The previous prime is 313103203340419. The next prime is 313103203340429. The reversal of 313103203340423 is 324043302301313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313103203340423 - 2² = 313103203340419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 313103203340423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313103203340429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156551601670211 + 156551601670212.

It is an arithmetic number, because the mean of its divisors is an integer number (156551601670212).

Almost surely, 2^{313103203340423} is an apocalyptic number.

313103203340423 is a deficient number, since it is larger than the sum of its proper divisors (1).

313103203340423 is an equidigital number, since it uses as much as digits as its factorization.

313103203340423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 32.

Adding to 313103203340423 its reverse (324043302301313), we get a palindrome (637146505641736).

The spelling of 313103203340423 in words is "three hundred thirteen trillion, one hundred three billion, two hundred three million, three hundred forty thousand, four hundred twenty-three".