222204044201 has 2 divisors, whose sum is σ = 222204044202. Its totient is φ = 222204044200.

The previous prime is 222204044171. The next prime is 222204044203. The reversal of 222204044201 is 102440402222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 183355240000 + 38848804201 = 428200^2 + 197101^2 .

It is a cyclic number.

It is not a de Polignac number, because 222204044201 - 2²⁶ = 222136935337 is a prime.

Together with 222204044203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (222204044203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111102022100 + 111102022101.

It is an arithmetic number, because the mean of its divisors is an integer number (111102022101).

Almost surely, 2^222204044201 is an apocalyptic number.

It is an amenable number.

222204044201 is a deficient number, since it is larger than the sum of its proper divisors (1).

222204044201 is an equidigital number, since it uses as much as digits as its factorization.

222204044201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 222204044201 its reverse (102440402222), we get a palindrome (324644446423).

The spelling of 222204044201 in words is "two hundred twenty-two billion, two hundred four million, forty-four thousand, two hundred one".