222233000221 has 2 divisors, whose sum is σ = 222233000222. Its totient is φ = 222233000220.

The previous prime is 222233000203. The next prime is 222233000233. The reversal of 222233000221 is 122000332222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193370388121 + 28862612100 = 439739^2 + 169890^2 .

It is a cyclic number.

It is not a de Polignac number, because 222233000221 - 2¹¹ = 222232998173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222233000251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111116500110 + 111116500111.

It is an arithmetic number, because the mean of its divisors is an integer number (111116500111).

Almost surely, 2^222233000221 is an apocalyptic number.

It is an amenable number.

222233000221 is a deficient number, since it is larger than the sum of its proper divisors (1).

222233000221 is an equidigital number, since it uses as much as digits as its factorization.

222233000221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 222233000221 its reverse (122000332222), we get a palindrome (344233332443).

The spelling of 222233000221 in words is "two hundred twenty-two billion, two hundred thirty-three million, two hundred twenty-one", and thus it is an aban number.