242340203 has 4 divisors (see below), whose sum is σ = 276960240. Its totient is φ = 207720168.

The previous prime is 242340191. The next prime is 242340209. The reversal of 242340203 is 302043242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 242340203 - 2⁴ = 242340187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242340209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17310008 + ... + 17310021.

It is an arithmetic number, because the mean of its divisors is an integer number (69240060).

Almost surely, 2^242340203 is an apocalyptic number.

242340203 is a deficient number, since it is larger than the sum of its proper divisors (34620037).

242340203 is an equidigital number, since it uses as much as digits as its factorization.

242340203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34620036.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 242340203 is about 15567.2798844243. The cubic root of 242340203 is about 623.4598477003.

Adding to 242340203 its reverse (302043242), we get a palindrome (544383445).

The spelling of 242340203 in words is "two hundred forty-two million, three hundred forty thousand, two hundred three".