321023203301023 has 2 divisors, whose sum is σ = 321023203301024. Its totient is φ = 321023203301022.

The previous prime is 321023203300991. The next prime is 321023203301039. The reversal of 321023203301023 is 320103302320123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 321023203301023 - 2⁵ = 321023203300991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321023203301083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160511601650511 + 160511601650512.

It is an arithmetic number, because the mean of its divisors is an integer number (160511601650512).

Almost surely, 2^{321023203301023} is an apocalyptic number.

321023203301023 is a deficient number, since it is larger than the sum of its proper divisors (1).

321023203301023 is an equidigital number, since it uses as much as digits as its factorization.

321023203301023 is an odious number, because the sum of its binary digits is odd.

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

Adding to 321023203301023 its reverse (320103302320123), we get a palindrome (641126505621146).

The spelling of 321023203301023 in words is "three hundred twenty-one trillion, twenty-three billion, two hundred three million, three hundred one thousand, twenty-three".