322423222993 has 2 divisors, whose sum is σ = 322423222994. Its totient is φ = 322423222992.

The previous prime is 322423222991. The next prime is 322423223021. The reversal of 322423222993 is 399222324223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 302354817424 + 20068405569 = 549868^2 + 141663^2 .

It is a cyclic number.

It is not a de Polignac number, because 322423222993 - 2¹ = 322423222991 is a prime.

Together with 322423222991, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (322423222991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161211611496 + 161211611497.

It is an arithmetic number, because the mean of its divisors is an integer number (161211611497).

Almost surely, 2^322423222993 is an apocalyptic number.

It is an amenable number.

322423222993 is a deficient number, since it is larger than the sum of its proper divisors (1).

322423222993 is an equidigital number, since it uses as much as digits as its factorization.

322423222993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 43.

The spelling of 322423222993 in words is "three hundred twenty-two billion, four hundred twenty-three million, two hundred twenty-two thousand, nine hundred ninety-three".