2023222022221 has 2 divisors, whose sum is σ = 2023222022222. Its totient is φ = 2023222022220.

The previous prime is 2023222022203. The next prime is 2023222022273. The reversal of 2023222022221 is 1222202223202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1138512474121 + 884709548100 = 1067011^2 + 940590^2 .

It is a cyclic number.

It is not a de Polignac number, because 2023222022221 - 2⁷ = 2023222022093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2023222022192 and 2023222022201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2023222022201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011611011110 + 1011611011111.

It is an arithmetic number, because the mean of its divisors is an integer number (1011611011111).

Almost surely, 2^{2023222022221} is an apocalyptic number.

It is an amenable number.

2023222022221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2023222022221 is an equidigital number, since it uses as much as digits as its factorization.

2023222022221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 2023222022221 its reverse (1222202223202), we get a palindrome (3245424245423).

The spelling of 2023222022221 in words is "two trillion, twenty-three billion, two hundred twenty-two million, twenty-two thousand, two hundred twenty-one".