201220222243 has 2 divisors, whose sum is σ = 201220222244. Its totient is φ = 201220222242.

The previous prime is 201220222211. The next prime is 201220222249. The reversal of 201220222243 is 342222022102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201220222243 - 2⁵ = 201220222211 is a prime.

It is not a weakly prime, because it can be changed into another prime (201220222249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100610111121 + 100610111122.

It is an arithmetic number, because the mean of its divisors is an integer number (100610111122).

Almost surely, 2^201220222243 is an apocalyptic number.

201220222243 is a deficient number, since it is larger than the sum of its proper divisors (1).

201220222243 is an equidigital number, since it uses as much as digits as its factorization.

201220222243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 201220222243 its reverse (342222022102), we get a palindrome (543442244345).

The spelling of 201220222243 in words is "two hundred one billion, two hundred twenty million, two hundred twenty-two thousand, two hundred forty-three".