322023320221 has 2 divisors, whose sum is σ = 322023320222. Its totient is φ = 322023320220.

The previous prime is 322023320159. The next prime is 322023320249. The reversal of 322023320221 is 122023320223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 264053127321 + 57970192900 = 513861^2 + 240770^2 .

It is a cyclic number.

It is not a de Polignac number, because 322023320221 - 2¹¹ = 322023318173 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 322023320192 and 322023320201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322023320261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161011660110 + 161011660111.

It is an arithmetic number, because the mean of its divisors is an integer number (161011660111).

Almost surely, 2^322023320221 is an apocalyptic number.

It is an amenable number.

322023320221 is a deficient number, since it is larger than the sum of its proper divisors (1).

322023320221 is an equidigital number, since it uses as much as digits as its factorization.

322023320221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 322023320221 its reverse (122023320223), we get a palindrome (444046640444).

The spelling of 322023320221 in words is "three hundred twenty-two billion, twenty-three million, three hundred twenty thousand, two hundred twenty-one".