321012102414391 has 2 divisors, whose sum is σ = 321012102414392. Its totient is φ = 321012102414390.

The previous prime is 321012102414379. The next prime is 321012102414397. The reversal of 321012102414391 is 193414201210123.

It is a strong prime.

It is an emirp because it is prime and its reverse (193414201210123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 321012102414391 - 2⁴⁵ = 285827730325559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321012102414397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160506051207195 + 160506051207196.

It is an arithmetic number, because the mean of its divisors is an integer number (160506051207196).

Almost surely, 2^{321012102414391} is an apocalyptic number.

321012102414391 is a deficient number, since it is larger than the sum of its proper divisors (1).

321012102414391 is an equidigital number, since it uses as much as digits as its factorization.

321012102414391 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 321012102414391 in words is "three hundred twenty-one trillion, twelve billion, one hundred two million, four hundred fourteen thousand, three hundred ninety-one".