242222041 has 2 divisors, whose sum is σ = 242222042. Its totient is φ = 242222040.

The previous prime is 242222027. The next prime is 242222047. The reversal of 242222041 is 140222242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154256400 + 87965641 = 12420^2 + 9379^2 .

It is a cyclic number.

It is not a de Polignac number, because 242222041 - 2¹¹ = 242219993 is a prime.

It is not a weakly prime, because it can be changed into another prime (242222047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121111020 + 121111021.

It is an arithmetic number, because the mean of its divisors is an integer number (121111021).

Almost surely, 2^242222041 is an apocalyptic number.

It is an amenable number.

242222041 is a deficient number, since it is larger than the sum of its proper divisors (1).

242222041 is an equidigital number, since it uses as much as digits as its factorization.

242222041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 242222041 is about 15563.4842178736. The cubic root of 242222041 is about 623.3585008633.

Adding to 242222041 its reverse (140222242), we get a palindrome (382444283).

The spelling of 242222041 in words is "two hundred forty-two million, two hundred twenty-two thousand, forty-one".