223002302221 has 2 divisors, whose sum is σ = 223002302222. Its totient is φ = 223002302220.

The previous prime is 223002302197. The next prime is 223002302227. The reversal of 223002302221 is 122203200322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 207380052100 + 15622250121 = 455390^2 + 124989^2 .

It is a cyclic number.

It is not a de Polignac number, because 223002302221 - 2⁷ = 223002302093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223002302227) 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, 111501151110 + 111501151111.

It is an arithmetic number, because the mean of its divisors is an integer number (111501151111).

Almost surely, 2^223002302221 is an apocalyptic number.

It is an amenable number.

223002302221 is a deficient number, since it is larger than the sum of its proper divisors (1).

223002302221 is an equidigital number, since it uses as much as digits as its factorization.

223002302221 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 223002302221 its reverse (122203200322), we get a palindrome (345205502543).

The spelling of 223002302221 in words is "two hundred twenty-three billion, two million, three hundred two thousand, two hundred twenty-one".