4032120320321 has 2 divisors, whose sum is σ = 4032120320322. Its totient is φ = 4032120320320.

The previous prime is 4032120320317. The next prime is 4032120320339. The reversal of 4032120320321 is 1230230212304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4012153217296 + 19967103025 = 2003036^2 + 141305^2 .

It is a cyclic number.

It is not a de Polignac number, because 4032120320321 - 2² = 4032120320317 is a prime.

It is not a weakly prime, because it can be changed into another prime (4032120320521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2016060160160 + 2016060160161.

It is an arithmetic number, because the mean of its divisors is an integer number (2016060160161).

Almost surely, 2^{4032120320321} is an apocalyptic number.

It is an amenable number.

4032120320321 is a deficient number, since it is larger than the sum of its proper divisors (1).

4032120320321 is an equidigital number, since it uses as much as digits as its factorization.

4032120320321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 4032120320321 its reverse (1230230212304), we get a palindrome (5262350532625).

The spelling of 4032120320321 in words is "four trillion, thirty-two billion, one hundred twenty million, three hundred twenty thousand, three hundred twenty-one".