243110232340 has 48 divisors (see below), whose sum is σ = 542410016400. Its totient is φ = 91353249792.

The previous prime is 243110232271. The next prime is 243110232347. The reversal of 243110232340 is 43232011342.

243110232340 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 6949223044 + 236161009296 = 83362^2 + 485964^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243110232347) 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 15 ways as a sum of consecutive naturals, for example, 5642805 + ... + 5685724.

It is an arithmetic number, because the mean of its divisors is an integer number (11300208675).

Almost surely, 2^243110232340 is an apocalyptic number.

243110232340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243110232340 is an abundant number, since it is smaller than the sum of its proper divisors (299299784060).

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

243110232340 is a wasteful number, since it uses less digits than its factorization.

243110232340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11328604 (or 11328602 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 243110232340 its reverse (43232011342), we get a palindrome (286342243682).

The spelling of 243110232340 in words is "two hundred forty-three billion, one hundred ten million, two hundred thirty-two thousand, three hundred forty".