22442240033 has 2 divisors, whose sum is σ = 22442240034. Its totient is φ = 22442240032.

The previous prime is 22442240021. The next prime is 22442240047. The reversal of 22442240033 is 33004224422.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22210835089 + 231404944 = 149033^2 + 15212^2 .

It is a cyclic number.

It is not a de Polignac number, because 22442240033 - 2⁶ = 22442239969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22442239984 and 22442240011.

It is not a weakly prime, because it can be changed into another prime (22442240833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11221120016 + 11221120017.

It is an arithmetic number, because the mean of its divisors is an integer number (11221120017).

Almost surely, 2^22442240033 is an apocalyptic number.

It is an amenable number.

22442240033 is a deficient number, since it is larger than the sum of its proper divisors (1).

22442240033 is an equidigital number, since it uses as much as digits as its factorization.

22442240033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 22442240033 its reverse (33004224422), we get a palindrome (55446464455).

The spelling of 22442240033 in words is "twenty-two billion, four hundred forty-two million, two hundred forty thousand, thirty-three".