243144330102 has 24 divisors (see below), whose sum is σ = 527965496136. Its totient is φ = 80870759136.

The previous prime is 243144330071. The next prime is 243144330173. The reversal of 243144330102 is 201033441342.

243144330102 is a `hidden beast` number, since 2 + 4 + 314 + 4 + 330 + 10 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14770788 + ... + 14787239.

It is an arithmetic number, because the mean of its divisors is an integer number (21998562339).

Almost surely, 2^243144330102 is an apocalyptic number.

243144330102 is an abundant number, since it is smaller than the sum of its proper divisors (284821166034).

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

243144330102 is a wasteful number, since it uses less digits than its factorization.

243144330102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29558492 (or 29558489 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 243144330102 its reverse (201033441342), we get a palindrome (444177771444).

The spelling of 243144330102 in words is "two hundred forty-three billion, one hundred forty-four million, three hundred thirty thousand, one hundred two".