321135305325911 has 2 divisors, whose sum is σ = 321135305325912. Its totient is φ = 321135305325910.

The previous prime is 321135305325883. The next prime is 321135305325937. The reversal of 321135305325911 is 119523503531123.

It is a strong prime.

It is an emirp because it is prime and its reverse (119523503531123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 321135305325911 - 2²⁶ = 321135238217047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321135305325511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160567652662955 + 160567652662956.

It is an arithmetic number, because the mean of its divisors is an integer number (160567652662956).

Almost surely, 2^{321135305325911} is an apocalyptic number.

321135305325911 is a deficient number, since it is larger than the sum of its proper divisors (1).

321135305325911 is an equidigital number, since it uses as much as digits as its factorization.

321135305325911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 364500, while the sum is 44.

The spelling of 321135305325911 in words is "three hundred twenty-one trillion, one hundred thirty-five billion, three hundred five million, three hundred twenty-five thousand, nine hundred eleven".