322023122221 has 2 divisors, whose sum is σ = 322023122222. Its totient is φ = 322023122220.

The previous prime is 322023122191. The next prime is 322023122227. The reversal of 322023122221 is 122221320223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 300885160900 + 21137961321 = 548530^2 + 145389^2 .

It is a cyclic number.

It is not a de Polignac number, because 322023122221 - 2⁷ = 322023122093 is a prime.

It is a super-2 number, since 2×322023122221² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 322023122192 and 322023122201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322023122227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161011561110 + 161011561111.

It is an arithmetic number, because the mean of its divisors is an integer number (161011561111).

Almost surely, 2^322023122221 is an apocalyptic number.

It is an amenable number.

322023122221 is a deficient number, since it is larger than the sum of its proper divisors (1).

322023122221 is an equidigital number, since it uses as much as digits as its factorization.

322023122221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 322023122221 its reverse (122221320223), we get a palindrome (444244442444).

The spelling of 322023122221 in words is "three hundred twenty-two billion, twenty-three million, one hundred twenty-two thousand, two hundred twenty-one".