243120343224 has 64 divisors (see below), whose sum is σ = 667123424640. Its totient is φ = 73220837760.

The previous prime is 243120343223. The next prime is 243120343283. The reversal of 243120343224 is 422343021342.

It is a junction number, because it is equal to n+sod(n) for n = 243120343191 and 243120343200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243120343223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2781847 + ... + 2867910.

It is an arithmetic number, because the mean of its divisors is an integer number (10423803510).

Almost surely, 2^243120343224 is an apocalyptic number.

243120343224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

243120343224 is an abundant number, since it is smaller than the sum of its proper divisors (424003081416).

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

243120343224 is a wasteful number, since it uses less digits than its factorization.

243120343224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5649940 (or 5649936 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 243120343224 its reverse (422343021342), we get a palindrome (665463364566).

The spelling of 243120343224 in words is "two hundred forty-three billion, one hundred twenty million, three hundred forty-three thousand, two hundred twenty-four".