222200001211 has 2 divisors, whose sum is σ = 222200001212. Its totient is φ = 222200001210.

The previous prime is 222200001193. The next prime is 222200001217. The reversal of 222200001211 is 112100002222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222200001211 - 2³³ = 213610066619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222200001191 and 222200001200.

It is not a weakly prime, because it can be changed into another prime (222200001217) 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, 111100000605 + 111100000606.

It is an arithmetic number, because the mean of its divisors is an integer number (111100000606).

Almost surely, 2^222200001211 is an apocalyptic number.

222200001211 is a deficient number, since it is larger than the sum of its proper divisors (1).

222200001211 is an equidigital number, since it uses as much as digits as its factorization.

222200001211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 222200001211 its reverse (112100002222), we get a palindrome (334300003433).

The spelling of 222200001211 in words is "two hundred twenty-two billion, two hundred million, one thousand, two hundred eleven".