321020133012199 has 2 divisors, whose sum is σ = 321020133012200. Its totient is φ = 321020133012198.

The previous prime is 321020133012193. The next prime is 321020133012233. The reversal of 321020133012199 is 991210331020123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 321020133012199 - 2³ = 321020133012191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321020133012191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160510066506099 + 160510066506100.

It is an arithmetic number, because the mean of its divisors is an integer number (160510066506100).

Almost surely, 2^{321020133012199} is an apocalyptic number.

321020133012199 is a deficient number, since it is larger than the sum of its proper divisors (1).

321020133012199 is an equidigital number, since it uses as much as digits as its factorization.

321020133012199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 37.

The spelling of 321020133012199 in words is "three hundred twenty-one trillion, twenty billion, one hundred thirty-three million, twelve thousand, one hundred ninety-nine".