222220000201 has 2 divisors, whose sum is σ = 222220000202. Its totient is φ = 222220000200.

The previous prime is 222220000199. The next prime is 222220000237. The reversal of 222220000201 is 102000022222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196883001225 + 25336998976 = 443715^2 + 159176^2 .

It is a cyclic number.

It is not a de Polignac number, because 222220000201 - 2¹ = 222220000199 is a prime.

Together with 222220000199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (222220006201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111110000100 + 111110000101.

It is an arithmetic number, because the mean of its divisors is an integer number (111110000101).

Almost surely, 2^222220000201 is an apocalyptic number.

It is an amenable number.

222220000201 is a deficient number, since it is larger than the sum of its proper divisors (1).

222220000201 is an equidigital number, since it uses as much as digits as its factorization.

222220000201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 222220000201 its reverse (102000022222), we get a palindrome (324220022423).

The spelling of 222220000201 in words is "two hundred twenty-two billion, two hundred twenty million, two hundred one", and thus it is an aban number.