243121022324 has 24 divisors (see below), whose sum is σ = 430439755200. Its totient is φ = 120141686016.

The previous prime is 243121022311. The next prime is 243121022327. The reversal of 243121022324 is 423220121342.

It is a junction number, because it is equal to n+sod(n) for n = 243121022293 and 243121022302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243121022327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148874 + ... + 713025.

It is an arithmetic number, because the mean of its divisors is an integer number (17934989800).

Almost surely, 2^243121022324 is an apocalyptic number.

It is an amenable number.

243121022324 is a deficient number, since it is larger than the sum of its proper divisors (187318732876).

243121022324 is a wasteful number, since it uses less digits than its factorization.

243121022324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862727 (or 862725 counting only the distinct ones).

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

Adding to 243121022324 its reverse (423220121342), we get a palindrome (666341143666).

The spelling of 243121022324 in words is "two hundred forty-three billion, one hundred twenty-one million, twenty-two thousand, three hundred twenty-four".