242340402223 has 4 divisors (see below), whose sum is σ = 244739812248. Its totient is φ = 239940992200.

The previous prime is 242340402191. The next prime is 242340402229. The reversal of 242340402223 is 322204043242.

It is a happy number.

242340402223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 242340402223 - 2⁵ = 242340402191 is a prime.

It is a super-3 number, since 3×242340402223³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242340402191 and 242340402200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242340402229) 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 in 3 ways as a sum of consecutive naturals, for example, 1199704861 + ... + 1199705062.

It is an arithmetic number, because the mean of its divisors is an integer number (61184953062).

Almost surely, 2^242340402223 is an apocalyptic number.

242340402223 is a deficient number, since it is larger than the sum of its proper divisors (2399410025).

242340402223 is a wasteful number, since it uses less digits than its factorization.

242340402223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2399410024.

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 242340402223 its reverse (322204043242), we get a palindrome (564544445465).

The spelling of 242340402223 in words is "two hundred forty-two billion, three hundred forty million, four hundred two thousand, two hundred twenty-three".