5231313143312 has 20 divisors (see below), whose sum is σ = 10171739221116. Its totient is φ = 2606348183040.

The previous prime is 5231313143207. The next prime is 5231313143341. The reversal of 5231313143312 is 2133413131325.

It can be written as a sum of positive squares in 2 ways, for example, as 1294279376896 + 3937033766416 = 1137664^2 + 1984196^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 581769653 + ... + 581778644.

Almost surely, 2^{5231313143312} is an apocalyptic number.

It is an amenable number.

5231313143312 is a deficient number, since it is larger than the sum of its proper divisors (4940426077804).

5231313143312 is a wasteful number, since it uses less digits than its factorization.

5231313143312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163548586 (or 1163548580 counting only the distinct ones).

The product of its digits is 19440, while the sum is 32.

Adding to 5231313143312 its reverse (2133413131325), we get a palindrome (7364726274637).

The spelling of 5231313143312 in words is "five trillion, two hundred thirty-one billion, three hundred thirteen million, one hundred forty-three thousand, three hundred twelve".