242320103 has 2 divisors, whose sum is σ = 242320104. Its totient is φ = 242320102.

The previous prime is 242320079. The next prime is 242320147. The reversal of 242320103 is 301023242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 242320103 - 2¹⁰ = 242319079 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 (242322103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121160051 + 121160052.

It is an arithmetic number, because the mean of its divisors is an integer number (121160052).

Almost surely, 2^242320103 is an apocalyptic number.

242320103 is a deficient number, since it is larger than the sum of its proper divisors (1).

242320103 is an equidigital number, since it uses as much as digits as its factorization.

242320103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 242320103 is about 15566.6342861904. The cubic root of 242320103 is about 623.4426103768.

Adding to 242320103 its reverse (301023242), we get a palindrome (543343345).

The spelling of 242320103 in words is "two hundred forty-two million, three hundred twenty thousand, one hundred three".