231341340203 has 4 divisors (see below), whose sum is σ = 231508858848. Its totient is φ = 231173821560.

The previous prime is 231341340157. The next prime is 231341340257. The reversal of 231341340203 is 302043143132.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 231341340203 - 2⁸ = 231341339947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231341340283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83757251 + ... + 83760012.

It is an arithmetic number, because the mean of its divisors is an integer number (57877214712).

Almost surely, 2^231341340203 is an apocalyptic number.

231341340203 is a deficient number, since it is larger than the sum of its proper divisors (167518645).

231341340203 is a wasteful number, since it uses less digits than its factorization.

231341340203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167518644.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 231341340203 its reverse (302043143132), we get a palindrome (533384483335).

The spelling of 231341340203 in words is "two hundred thirty-one billion, three hundred forty-one million, three hundred forty thousand, two hundred three".