231241140243 has 12 divisors (see below), whose sum is σ = 334019212800. Its totient is φ = 154158806736.

The previous prime is 231241140233. The next prime is 231241140253. The reversal of 231241140243 is 342041142132.

231241140243 is a `hidden beast` number, since 2 + 3 + 1 + 2 + 411 + 4 + 0 + 243 = 666.

231241140243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (231241140233) and next prime (231241140253).

It is not a de Polignac number, because 231241140243 - 2⁴ = 231241140227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (231241140203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1114005 + ... + 1305177.

It is an arithmetic number, because the mean of its divisors is an integer number (27834934400).

Almost surely, 2^231241140243 is an apocalyptic number.

231241140243 is a deficient number, since it is larger than the sum of its proper divisors (102778072557).

231241140243 is a wasteful number, since it uses less digits than its factorization.

231241140243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325578 (or 325575 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 231241140243 its reverse (342041142132), we get a palindrome (573282282375).

The spelling of 231241140243 in words is "two hundred thirty-one billion, two hundred forty-one million, one hundred forty thousand, two hundred forty-three".