243131124324 has 24 divisors (see below), whose sum is σ = 618879225888. Its totient is φ = 73676098240.

The previous prime is 243131124307. The next prime is 243131124329. The reversal of 243131124324 is 423421131342.

It is a super-2 number, since 2×243131124324² (a number of 24 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 243131124291 and 243131124300.

It is not an unprimeable number, because it can be changed into a prime (243131124329) 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, 920951097 + ... + 920951360.

It is an arithmetic number, because the mean of its divisors is an integer number (25786634412).

Almost surely, 2^243131124324 is an apocalyptic number.

It is an amenable number.

243131124324 is an abundant number, since it is smaller than the sum of its proper divisors (375748101564).

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

243131124324 is a wasteful number, since it uses less digits than its factorization.

243131124324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841902475 (or 1841902473 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

Adding to 243131124324 its reverse (423421131342), we get a palindrome (666552255666).

The spelling of 243131124324 in words is "two hundred forty-three billion, one hundred thirty-one million, one hundred twenty-four thousand, three hundred twenty-four".