332323021321 has 2 divisors, whose sum is σ = 332323021322. Its totient is φ = 332323021320.

The previous prime is 332323021319. The next prime is 332323021333. The reversal of 332323021321 is 123120323233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 273534230025 + 58788791296 = 523005^2 + 242464^2 .

It is a cyclic number.

It is not a de Polignac number, because 332323021321 - 2¹ = 332323021319 is a prime.

It is a super-2 number, since 2×332323021321² (a number of 24 digits) contains 22 as substring.

Together with 332323021319, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (332323021421) 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, 166161510660 + 166161510661.

It is an arithmetic number, because the mean of its divisors is an integer number (166161510661).

Almost surely, 2^332323021321 is an apocalyptic number.

It is an amenable number.

332323021321 is a deficient number, since it is larger than the sum of its proper divisors (1).

332323021321 is an equidigital number, since it uses as much as digits as its factorization.

332323021321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 332323021321 its reverse (123120323233), we get a palindrome (455443344554).

The spelling of 332323021321 in words is "three hundred thirty-two billion, three hundred twenty-three million, twenty-one thousand, three hundred twenty-one".