321134020379 has 2 divisors, whose sum is σ = 321134020380. Its totient is φ = 321134020378.

The previous prime is 321134020309. The next prime is 321134020421. The reversal of 321134020379 is 973020431123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 321134020379 - 2¹² = 321134016283 is a prime.

It is not a weakly prime, because it can be changed into another prime (321134020309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160567010189 + 160567010190.

It is an arithmetic number, because the mean of its divisors is an integer number (160567010190).

Almost surely, 2^321134020379 is an apocalyptic number.

321134020379 is a deficient number, since it is larger than the sum of its proper divisors (1).

321134020379 is an equidigital number, since it uses as much as digits as its factorization.

321134020379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 35.

The spelling of 321134020379 in words is "three hundred twenty-one billion, one hundred thirty-four million, twenty thousand, three hundred seventy-nine".