120320320330321 has 2 divisors, whose sum is σ = 120320320330322. Its totient is φ = 120320320330320.

The previous prime is 120320320330283. The next prime is 120320320330381. The reversal of 120320320330321 is 123033023023021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 120320277283600 + 43046721 = 10969060^2 + 6561^2 .

It is a cyclic number.

It is not a de Polignac number, because 120320320330321 - 2²⁹ = 120319783459409 is a prime.

It is not a weakly prime, because it can be changed into another prime (120320320330381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60160160165160 + 60160160165161.

It is an arithmetic number, because the mean of its divisors is an integer number (60160160165161).

Almost surely, 2^{120320320330321} is an apocalyptic number.

It is an amenable number.

120320320330321 is a deficient number, since it is larger than the sum of its proper divisors (1).

120320320330321 is an equidigital number, since it uses as much as digits as its factorization.

120320320330321 is an evil number, because the sum of its binary digits is even.

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

Adding to 120320320330321 its reverse (123033023023021), we get a palindrome (243353343353342).

The spelling of 120320320330321 in words is "one hundred twenty trillion, three hundred twenty billion, three hundred twenty million, three hundred thirty thousand, three hundred twenty-one".