321908673311 has 2 divisors, whose sum is σ = 321908673312. Its totient is φ = 321908673310.

The previous prime is 321908673283. The next prime is 321908673377. The reversal of 321908673311 is 113376809123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 321908673311 - 2¹⁰ = 321908672287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321908673011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160954336655 + 160954336656.

It is an arithmetic number, because the mean of its divisors is an integer number (160954336656).

Almost surely, 2^321908673311 is an apocalyptic number.

321908673311 is a deficient number, since it is larger than the sum of its proper divisors (1).

321908673311 is an equidigital number, since it uses as much as digits as its factorization.

321908673311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 44.

The spelling of 321908673311 in words is "three hundred twenty-one billion, nine hundred eight million, six hundred seventy-three thousand, three hundred eleven".