222302320349 has 2 divisors, whose sum is σ = 222302320350. Its totient is φ = 222302320348.

The previous prime is 222302320291. The next prime is 222302320351. The reversal of 222302320349 is 943023203222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 174040821124 + 48261499225 = 417182^2 + 219685^2 .

It is a cyclic number.

It is not a de Polignac number, because 222302320349 - 2³⁶ = 153582843613 is a prime.

It is a Sophie Germain prime.

Together with 222302320351, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222302320249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111151160174 + 111151160175.

It is an arithmetic number, because the mean of its divisors is an integer number (111151160175).

Almost surely, 2^222302320349 is an apocalyptic number.

It is an amenable number.

222302320349 is a deficient number, since it is larger than the sum of its proper divisors (1).

222302320349 is an equidigital number, since it uses as much as digits as its factorization.

222302320349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 32.

The spelling of 222302320349 in words is "two hundred twenty-two billion, three hundred two million, three hundred twenty thousand, three hundred forty-nine".