2443314221 has 2 divisors, whose sum is σ = 2443314222. Its totient is φ = 2443314220.

The previous prime is 2443314199. The next prime is 2443314287. The reversal of 2443314221 is 1224133442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2355160900 + 88153321 = 48530^2 + 9389^2 .

It is a cyclic number.

It is not a de Polignac number, because 2443314221 - 2⁶ = 2443314157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2443314121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1221657110 + 1221657111.

It is an arithmetic number, because the mean of its divisors is an integer number (1221657111).

Almost surely, 2^2443314221 is an apocalyptic number.

It is an amenable number.

2443314221 is a deficient number, since it is larger than the sum of its proper divisors (1).

2443314221 is an equidigital number, since it uses as much as digits as its factorization.

2443314221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 26.

The square root of 2443314221 is about 49429.8919784375. The cubic root of 2443314221 is about 1346.8723610401.

Adding to 2443314221 its reverse (1224133442), we get a palindrome (3667447663).

The spelling of 2443314221 in words is "two billion, four hundred forty-three million, three hundred fourteen thousand, two hundred twenty-one".