231343203343 has 8 divisors (see below), whose sum is σ = 264395838080. Its totient is φ = 198291470040.

The previous prime is 231343203323. The next prime is 231343203409. The reversal of 231343203343 is 343302343132.

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 231343203343 - 2³⁷ = 93904249871 is a prime.

It is the 480982-nd Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231343203323) by changing a digit.

It is a nontrivial repunit in base 480981.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465988 + ... + 824518.

It is an arithmetic number, because the mean of its divisors is an integer number (33049479760).

Almost surely, 2^231343203343 is an apocalyptic number.

231343203343 is a deficient number, since it is larger than the sum of its proper divisors (33052634737).

231343203343 is an equidigital number, since it uses as much as digits as its factorization.

231343203343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450717.

The product of its (nonzero) digits is 46656, while the sum is 31.

Adding to 231343203343 its reverse (343302343132), we get a palindrome (574645546475).

The spelling of 231343203343 in words is "two hundred thirty-one billion, three hundred forty-three million, two hundred three thousand, three hundred forty-three".