3022202220221 has 2 divisors, whose sum is σ = 3022202220222. Its totient is φ = 3022202220220.

The previous prime is 3022202220211. The next prime is 3022202220251. The reversal of 3022202220221 is 1220222022203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2847740625625 + 174461594596 = 1687525^2 + 417686^2 .

It is an emirp because it is prime and its reverse (1220222022203) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3022202220221 - 2³⁸ = 2747324313277 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3022202220193 and 3022202220202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3022202220211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1511101110110 + 1511101110111.

It is an arithmetic number, because the mean of its divisors is an integer number (1511101110111).

Almost surely, 2^{3022202220221} is an apocalyptic number.

It is an amenable number.

3022202220221 is a deficient number, since it is larger than the sum of its proper divisors (1).

3022202220221 is an equidigital number, since it uses as much as digits as its factorization.

3022202220221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 3022202220221 its reverse (1220222022203), we get a palindrome (4242424242424).

It can be divided in two parts, 3022202 and 220221, that added together give a palindrome (3242423).

The spelling of 3022202220221 in words is "three trillion, twenty-two billion, two hundred two million, two hundred twenty thousand, two hundred twenty-one".