22222440041 has 2 divisors, whose sum is σ = 22222440042. Its totient is φ = 22222440040.

The previous prime is 22222439959. The next prime is 22222440049. The reversal of 22222440041 is 14004422222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20730240400 + 1492199641 = 143980^2 + 38629^2 .

It is a cyclic number.

It is not a de Polignac number, because 22222440041 - 2³⁴ = 5042570857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22222439989 and 22222440016.

It is not a weakly prime, because it can be changed into another prime (22222440049) 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, 11111220020 + 11111220021.

It is an arithmetic number, because the mean of its divisors is an integer number (11111220021).

Almost surely, 2^22222440041 is an apocalyptic number.

It is an amenable number.

22222440041 is a deficient number, since it is larger than the sum of its proper divisors (1).

22222440041 is an equidigital number, since it uses as much as digits as its factorization.

22222440041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 22222440041 its reverse (14004422222), we get a palindrome (36226862263).

The spelling of 22222440041 in words is "twenty-two billion, two hundred twenty-two million, four hundred forty thousand, forty-one".