321213232032037 has 2 divisors, whose sum is σ = 321213232032038. Its totient is φ = 321213232032036.

The previous prime is 321213232032019. The next prime is 321213232032139. The reversal of 321213232032037 is 730230232312123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 295684050957156 + 25529181074881 = 17195466^2 + 5052641^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321213232032037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 321213232031993 and 321213232032011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321213232092037) 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, 160606616016018 + 160606616016019.

It is an arithmetic number, because the mean of its divisors is an integer number (160606616016019).

Almost surely, 2^{321213232032037} is an apocalyptic number.

It is an amenable number.

321213232032037 is a deficient number, since it is larger than the sum of its proper divisors (1).

321213232032037 is an equidigital number, since it uses as much as digits as its factorization.

321213232032037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 34.

The spelling of 321213232032037 in words is "three hundred twenty-one trillion, two hundred thirteen billion, two hundred thirty-two million, thirty-two thousand, thirty-seven".