242305111 has 2 divisors, whose sum is σ = 242305112. Its totient is φ = 242305110.

The previous prime is 242305103. The next prime is 242305123. The reversal of 242305111 is 111503242.

242305111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242305111 - 2³ = 242305103 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242305171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121152555 + 121152556.

It is an arithmetic number, because the mean of its divisors is an integer number (121152556).

Almost surely, 2^242305111 is an apocalyptic number.

242305111 is a deficient number, since it is larger than the sum of its proper divisors (1).

242305111 is an equidigital number, since it uses as much as digits as its factorization.

242305111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 242305111 is about 15566.1527359846. The cubic root of 242305111 is about 623.4297529426.

Adding to 242305111 its reverse (111503242), we get a palindrome (353808353).

The spelling of 242305111 in words is "two hundred forty-two million, three hundred five thousand, one hundred eleven".