321442033142423 has 2 divisors, whose sum is σ = 321442033142424. Its totient is φ = 321442033142422.

The previous prime is 321442033142383. The next prime is 321442033142429. The reversal of 321442033142423 is 324241330244123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 321442033142423 - 2¹⁰ = 321442033141399 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321442033142429) 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, 160721016571211 + 160721016571212.

It is an arithmetic number, because the mean of its divisors is an integer number (160721016571212).

Almost surely, 2^{321442033142423} is an apocalyptic number.

321442033142423 is a deficient number, since it is larger than the sum of its proper divisors (1).

321442033142423 is an equidigital number, since it uses as much as digits as its factorization.

321442033142423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776, while the sum is 38.

Adding to 321442033142423 its reverse (324241330244123), we get a palindrome (645683363386546).

The spelling of 321442033142423 in words is "three hundred twenty-one trillion, four hundred forty-two billion, thirty-three million, one hundred forty-two thousand, four hundred twenty-three".