243142142300 has 18 divisors (see below), whose sum is σ = 527618449008. Its totient is φ = 97256856880.

The previous prime is 243142142297. The next prime is 243142142311. The reversal of 243142142300 is 3241241342.

243142142300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 243142142300.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 1215710612 + ... + 1215710811.

It is an arithmetic number, because the mean of its divisors is an integer number (29312136056).

Almost surely, 2^243142142300 is an apocalyptic number.

243142142300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243142142300 is an abundant number, since it is smaller than the sum of its proper divisors (284476306708).

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

243142142300 is a wasteful number, since it uses less digits than its factorization.

243142142300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2431421437 (or 2431421430 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 243142142300 its reverse (3241241342), we get a palindrome (246383383642).

The spelling of 243142142300 in words is "two hundred forty-three billion, one hundred forty-two million, one hundred forty-two thousand, three hundred".