12001310319997 has 2 divisors, whose sum is σ = 12001310319998. Its totient is φ = 12001310319996.

The previous prime is 12001310319959. The next prime is 12001310320037. The reversal of 12001310319997 is 79991301310021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11560618808281 + 440691511716 = 3400091^2 + 663846^2 .

It is a cyclic number.

It is not a de Polignac number, because 12001310319997 - 2²³ = 12001301931389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12001310319917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000655159998 + 6000655159999.

It is an arithmetic number, because the mean of its divisors is an integer number (6000655159999).

Almost surely, 2^{12001310319997} is an apocalyptic number.

It is an amenable number.

12001310319997 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001310319997 is an equidigital number, since it uses as much as digits as its factorization.

12001310319997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 91854, while the sum is 46.

The spelling of 12001310319997 in words is "twelve trillion, one billion, three hundred ten million, three hundred nineteen thousand, nine hundred ninety-seven".