20242224209 has 2 divisors, whose sum is σ = 20242224210. Its totient is φ = 20242224208.

The previous prime is 20242224203. The next prime is 20242224283. The reversal of 20242224209 is 90242224202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14531097025 + 5711127184 = 120545^2 + 75572^2 .

It is a cyclic number.

It is not a de Polignac number, because 20242224209 - 2⁴ = 20242224193 is a prime.

It is not a weakly prime, because it can be changed into another prime (20242224203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10121112104 + 10121112105.

It is an arithmetic number, because the mean of its divisors is an integer number (10121112105).

Almost surely, 2^20242224209 is an apocalyptic number.

It is an amenable number.

20242224209 is a deficient number, since it is larger than the sum of its proper divisors (1).

20242224209 is an equidigital number, since it uses as much as digits as its factorization.

20242224209 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 29.

The spelling of 20242224209 in words is "twenty billion, two hundred forty-two million, two hundred twenty-four thousand, two hundred nine".