321013020023 has 2 divisors, whose sum is σ = 321013020024. Its totient is φ = 321013020022.

The previous prime is 321013020017. The next prime is 321013020037. The reversal of 321013020023 is 320020310123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 321013020023 - 2¹⁶ = 321012954487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 321013019983 and 321013020010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321013020323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160506510011 + 160506510012.

It is an arithmetic number, because the mean of its divisors is an integer number (160506510012).

Almost surely, 2^321013020023 is an apocalyptic number.

321013020023 is a deficient number, since it is larger than the sum of its proper divisors (1).

321013020023 is an equidigital number, since it uses as much as digits as its factorization.

321013020023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 321013020023 its reverse (320020310123), we get a palindrome (641033330146).

The spelling of 321013020023 in words is "three hundred twenty-one billion, thirteen million, twenty thousand, twenty-three".