2243121163 has 2 divisors, whose sum is σ = 2243121164. Its totient is φ = 2243121162.

The previous prime is 2243121149. The next prime is 2243121211. The reversal of 2243121163 is 3611213422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2243121163 - 2²¹ = 2241024011 is a prime.

It is not a weakly prime, because it can be changed into another prime (2243121113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121560581 + 1121560582.

It is an arithmetic number, because the mean of its divisors is an integer number (1121560582).

Almost surely, 2^2243121163 is an apocalyptic number.

2243121163 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243121163 is an equidigital number, since it uses as much as digits as its factorization.

2243121163 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 25.

The square root of 2243121163 is about 47361.6000891017. The cubic root of 2243121163 is about 1309.0339522242.

Adding to 2243121163 its reverse (3611213422), we get a palindrome (5854334585).

The spelling of 2243121163 in words is "two billion, two hundred forty-three million, one hundred twenty-one thousand, one hundred sixty-three".