22226226641 has 2 divisors, whose sum is σ = 22226226642. Its totient is φ = 22226226640.

The previous prime is 22226226601. The next prime is 22226226677. The reversal of 22226226641 is 14662262222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15952953025 + 6273273616 = 126305^2 + 79204^2 .

It is a cyclic number.

It is not a de Polignac number, because 22226226641 - 2¹⁴ = 22226210257 is a prime.

It is not a weakly prime, because it can be changed into another prime (22226226601) 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, 11113113320 + 11113113321.

It is an arithmetic number, because the mean of its divisors is an integer number (11113113321).

Almost surely, 2^22226226641 is an apocalyptic number.

It is an amenable number.

22226226641 is a deficient number, since it is larger than the sum of its proper divisors (1).

22226226641 is an equidigital number, since it uses as much as digits as its factorization.

22226226641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 55296, while the sum is 35.

Adding to 22226226641 its reverse (14662262222), we get a palindrome (36888488863).

The spelling of 22226226641 in words is "twenty-two billion, two hundred twenty-six million, two hundred twenty-six thousand, six hundred forty-one".