320321001241 has 2 divisors, whose sum is σ = 320321001242. Its totient is φ = 320321001240.

The previous prime is 320321001181. The next prime is 320321001257. The reversal of 320321001241 is 142100123023.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 278172911241 + 42148090000 = 527421^2 + 205300^2 .

It is an emirp because it is prime and its reverse (142100123023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320321001241 - 2⁹ = 320321000729 is a prime.

It is not a weakly prime, because it can be changed into another prime (320321007241) 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, 160160500620 + 160160500621.

It is an arithmetic number, because the mean of its divisors is an integer number (160160500621).

Almost surely, 2^320321001241 is an apocalyptic number.

It is an amenable number.

320321001241 is a deficient number, since it is larger than the sum of its proper divisors (1).

320321001241 is an equidigital number, since it uses as much as digits as its factorization.

320321001241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 320321001241 its reverse (142100123023), we get a palindrome (462421124264).

The spelling of 320321001241 in words is "three hundred twenty billion, three hundred twenty-one million, one thousand, two hundred forty-one".