313013123021111 has 2 divisors, whose sum is σ = 313013123021112. Its totient is φ = 313013123021110.

The previous prime is 313013123021069. The next prime is 313013123021201. The reversal of 313013123021111 is 111120321310313.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313013123021111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313013123021411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156506561510555 + 156506561510556.

It is an arithmetic number, because the mean of its divisors is an integer number (156506561510556).

Almost surely, 2^{313013123021111} is an apocalyptic number.

313013123021111 is a deficient number, since it is larger than the sum of its proper divisors (1).

313013123021111 is an equidigital number, since it uses as much as digits as its factorization.

313013123021111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 313013123021111 its reverse (111120321310313), we get a palindrome (424133444331424).

The spelling of 313013123021111 in words is "three hundred thirteen trillion, thirteen billion, one hundred twenty-three million, twenty-one thousand, one hundred eleven".