2243220041 has 2 divisors, whose sum is σ = 2243220042. Its totient is φ = 2243220040.

The previous prime is 2243220029. The next prime is 2243220101. The reversal of 2243220041 is 1400223422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1858903225 + 384316816 = 43115^2 + 19604^2 .

It is a cyclic number.

It is not a de Polignac number, because 2243220041 - 2¹⁸ = 2242957897 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2243219995 and 2243220022.

It is not a weakly prime, because it can be changed into another prime (2243220241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121610020 + 1121610021.

It is an arithmetic number, because the mean of its divisors is an integer number (1121610021).

Almost surely, 2^2243220041 is an apocalyptic number.

It is an amenable number.

2243220041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243220041 is an equidigital number, since it uses as much as digits as its factorization.

2243220041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2243220041 is about 47362.6439401349. The cubic root of 2243220041 is about 1309.0531862509.

Adding to 2243220041 its reverse (1400223422), we get a palindrome (3643443463).

The spelling of 2243220041 in words is "two billion, two hundred forty-three million, two hundred twenty thousand, forty-one".