424242222241 has 2 divisors, whose sum is σ = 424242222242. Its totient is φ = 424242222240.

The previous prime is 424242222181. The next prime is 424242222403. The reversal of 424242222241 is 142222242424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 359982000225 + 64260222016 = 599985^2 + 253496^2 .

It is a cyclic number.

It is not a de Polignac number, because 424242222241 - 2⁷ = 424242222113 is a prime.

It is not a weakly prime, because it can be changed into another prime (424242222641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212121111120 + 212121111121.

It is an arithmetic number, because the mean of its divisors is an integer number (212121111121).

Almost surely, 2^424242222241 is an apocalyptic number.

It is an amenable number.

424242222241 is a deficient number, since it is larger than the sum of its proper divisors (1).

424242222241 is an equidigital number, since it uses as much as digits as its factorization.

424242222241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32768, while the sum is 31.

Adding to 424242222241 its reverse (142222242424), we get a palindrome (566464464665).

The spelling of 424242222241 in words is "four hundred twenty-four billion, two hundred forty-two million, two hundred twenty-two thousand, two hundred forty-one".