242043211 has 2 divisors, whose sum is σ = 242043212. Its totient is φ = 242043210.

The previous prime is 242043203. The next prime is 242043293. The reversal of 242043211 is 112340242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242043211 - 2³ = 242043203 is a prime.

It is not a weakly prime, because it can be changed into another prime (242043811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121021605 + 121021606.

It is an arithmetic number, because the mean of its divisors is an integer number (121021606).

Almost surely, 2^242043211 is an apocalyptic number.

242043211 is a deficient number, since it is larger than the sum of its proper divisors (1).

242043211 is an equidigital number, since it uses as much as digits as its factorization.

242043211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 242043211 is about 15557.7379782538. The cubic root of 242043211 is about 623.2050567407.

Adding to 242043211 its reverse (112340242), we get a palindrome (354383453).

The spelling of 242043211 in words is "two hundred forty-two million, forty-three thousand, two hundred eleven".