313020212010997 has 2 divisors, whose sum is σ = 313020212010998. Its totient is φ = 313020212010996.

The previous prime is 313020212010977. The next prime is 313020212011007. The reversal of 313020212010997 is 799010212020313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 170156736603396 + 142863475407601 = 13044414^2 + 11952551^2 .

It is a cyclic number.

It is not a de Polignac number, because 313020212010997 - 2²³ = 313020203622389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313020212010977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156510106005498 + 156510106005499.

It is an arithmetic number, because the mean of its divisors is an integer number (156510106005499).

Almost surely, 2^{313020212010997} is an apocalyptic number.

It is an amenable number.

313020212010997 is a deficient number, since it is larger than the sum of its proper divisors (1).

313020212010997 is an equidigital number, since it uses as much as digits as its factorization.

313020212010997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 40.

The spelling of 313020212010997 in words is "three hundred thirteen trillion, twenty billion, two hundred twelve million, ten thousand, nine hundred ninety-seven".