2022200000921 has 2 divisors, whose sum is σ = 2022200000922. Its totient is φ = 2022200000920.

The previous prime is 2022200000879. The next prime is 2022200001049. The reversal of 2022200000921 is 1290000022202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1435695222025 + 586504778896 = 1198205^2 + 765836^2 .

It is a cyclic number.

It is not a de Polignac number, because 2022200000921 - 2¹⁸ = 2022199738777 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2022200000893 and 2022200000902.

It is not a weakly prime, because it can be changed into another prime (2022200000321) 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, 1011100000460 + 1011100000461.

It is an arithmetic number, because the mean of its divisors is an integer number (1011100000461).

Almost surely, 2^{2022200000921} is an apocalyptic number.

It is an amenable number.

2022200000921 is a deficient number, since it is larger than the sum of its proper divisors (1).

2022200000921 is an equidigital number, since it uses as much as digits as its factorization.

2022200000921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The spelling of 2022200000921 in words is "two trillion, twenty-two billion, two hundred million, nine hundred twenty-one", and thus it is an aban number.