313012103303203 has 2 divisors, whose sum is σ = 313012103303204. Its totient is φ = 313012103303202.

The previous prime is 313012103303197. The next prime is 313012103303233. The reversal of 313012103303203 is 302303301210313.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313012103303203 is a prime.

It is not a weakly prime, because it can be changed into another prime (313012103303233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156506051651601 + 156506051651602.

It is an arithmetic number, because the mean of its divisors is an integer number (156506051651602).

Almost surely, 2^{313012103303203} is an apocalyptic number.

313012103303203 is a deficient number, since it is larger than the sum of its proper divisors (1).

313012103303203 is an equidigital number, since it uses as much as digits as its factorization.

313012103303203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 313012103303203 its reverse (302303301210313), we get a palindrome (615315404513516).

The spelling of 313012103303203 in words is "three hundred thirteen trillion, twelve billion, one hundred three million, three hundred three thousand, two hundred three".