12321101312393 has 2 divisors, whose sum is σ = 12321101312394. Its totient is φ = 12321101312392.

The previous prime is 12321101312323. The next prime is 12321101312423. The reversal of 12321101312393 is 39321310112321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11878720688704 + 442380623689 = 3446552^2 + 665117^2 .

It is an emirp because it is prime and its reverse (39321310112321) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12321101312393 is a prime.

It is not a weakly prime, because it can be changed into another prime (12321101312323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160550656196 + 6160550656197.

It is an arithmetic number, because the mean of its divisors is an integer number (6160550656197).

Almost surely, 2^{12321101312393} is an apocalyptic number.

It is an amenable number.

12321101312393 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321101312393 is an equidigital number, since it uses as much as digits as its factorization.

12321101312393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 32.

The spelling of 12321101312393 in words is "twelve trillion, three hundred twenty-one billion, one hundred one million, three hundred twelve thousand, three hundred ninety-three".