243241015242 has 16 divisors (see below), whose sum is σ = 486547568640. Its totient is φ = 81069415392.

The previous prime is 243241015169. The next prime is 243241015267. The reversal of 243241015242 is 242510142342.

It is a happy number.

243241015242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2682442 + ... + 2771637.

It is an arithmetic number, because the mean of its divisors is an integer number (30409223040).

Almost surely, 2^243241015242 is an apocalyptic number.

243241015242 is an abundant number, since it is smaller than the sum of its proper divisors (243306553398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243241015242 is a wasteful number, since it uses less digits than its factorization.

243241015242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5461517.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 243241015242 its reverse (242510142342), we get a palindrome (485751157584).

The spelling of 243241015242 in words is "two hundred forty-three billion, two hundred forty-one million, fifteen thousand, two hundred forty-two".