242212043 has 2 divisors, whose sum is σ = 242212044. Its totient is φ = 242212042.

The previous prime is 242212037. The next prime is 242212081. The reversal of 242212043 is 340212242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242212043 - 2⁶ = 242211979 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (242214043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121106021 + 121106022.

It is an arithmetic number, because the mean of its divisors is an integer number (121106022).

Almost surely, 2^242212043 is an apocalyptic number.

242212043 is a deficient number, since it is larger than the sum of its proper divisors (1).

242212043 is an equidigital number, since it uses as much as digits as its factorization.

242212043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 242212043 is about 15563.1630139892. The cubic root of 242212043 is about 623.3499241265.

Adding to 242212043 its reverse (340212242), we get a palindrome (582424285).

The spelling of 242212043 in words is "two hundred forty-two million, two hundred twelve thousand, forty-three".