243130031312104 has 48 divisors (see below), whose sum is σ = 477818798577120. Its totient is φ = 115958984339520.

The previous prime is 243130031312089. The next prime is 243130031312219. The reversal of 243130031312104 is 401213130031342.

It is a super-2 number, since 2×243130031312104² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 217134612 + ... + 218251459.

It is an arithmetic number, because the mean of its divisors is an integer number (9954558303690).

Almost surely, 2^{243130031312104} is an apocalyptic number.

It is an amenable number.

243130031312104 is a deficient number, since it is larger than the sum of its proper divisors (234688767265016).

243130031312104 is a wasteful number, since it uses less digits than its factorization.

243130031312104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435386218 (or 435386185 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 243130031312104 its reverse (401213130031342), we get a palindrome (644343161343446).

The spelling of 243130031312104 in words is "two hundred forty-three trillion, one hundred thirty billion, thirty-one million, three hundred twelve thousand, one hundred four".