321031423283 has 2 divisors, whose sum is σ = 321031423284. Its totient is φ = 321031423282.

The previous prime is 321031423277. The next prime is 321031423303. The reversal of 321031423283 is 382324130123.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 321031423283 - 2²⁴ = 321014646067 is a prime.

It is a super-3 number, since 3×321031423283³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (321031423183) 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, 160515711641 + 160515711642.

It is an arithmetic number, because the mean of its divisors is an integer number (160515711642).

Almost surely, 2^321031423283 is an apocalyptic number.

321031423283 is a deficient number, since it is larger than the sum of its proper divisors (1).

321031423283 is an equidigital number, since it uses as much as digits as its factorization.

321031423283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 32.

The spelling of 321031423283 in words is "three hundred twenty-one billion, thirty-one million, four hundred twenty-three thousand, two hundred eighty-three".