243032110340 has 24 divisors (see below), whose sum is σ = 510376839000. Its totient is φ = 97211052288.

The previous prime is 243032110309. The next prime is 243032110379. The reversal of 243032110340 is 43011230342.

243032110340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 77757124 + 242954353216 = 8818^2 + 492904^2 .

It is a super-3 number, since 3×243032110340³ (a number of 35 digits) contains 333 as substring.

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, 1778786 + ... + 1910534.

It is an arithmetic number, because the mean of its divisors is an integer number (21265701625).

Almost surely, 2^243032110340 is an apocalyptic number.

243032110340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243032110340 is an abundant number, since it is smaller than the sum of its proper divisors (267344728660).

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

243032110340 is a wasteful number, since it uses less digits than its factorization.

243032110340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223991 (or 223989 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 243032110340 its reverse (43011230342), we get a palindrome (286043340682).

The spelling of 243032110340 in words is "two hundred forty-three billion, thirty-two million, one hundred ten thousand, three hundred forty".