231013301543 has 8 divisors (see below), whose sum is σ = 231353928960. Its totient is φ = 230672897280.

The previous prime is 231013301539. The next prime is 231013301549. The reversal of 231013301543 is 345103310132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 231013301543 - 2² = 231013301539 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231013301549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2075771 + ... + 2184227.

It is an arithmetic number, because the mean of its divisors is an integer number (28919241120).

Almost surely, 2^231013301543 is an apocalyptic number.

231013301543 is a deficient number, since it is larger than the sum of its proper divisors (340627417).

231013301543 is a wasteful number, since it uses less digits than its factorization.

231013301543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111577.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 231013301543 its reverse (345103310132), we get a palindrome (576116611675).

The spelling of 231013301543 in words is "two hundred thirty-one billion, thirteen million, three hundred one thousand, five hundred forty-three".