231301343003 has 4 divisors (see below), whose sum is σ = 231327256440. Its totient is φ = 231275429568.

The previous prime is 231301342973. The next prime is 231301343029. The reversal of 231301343003 is 300343103132.

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 231301343003 - 2²⁰ = 231300294427 is a prime.

It is a super-2 number, since 2×231301343003² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 231301343003.

It is not an unprimeable number, because it can be changed into a prime (231301343303) 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, 12943325 + ... + 12961182.

It is an arithmetic number, because the mean of its divisors is an integer number (57831814110).

Almost surely, 2^231301343003 is an apocalyptic number.

231301343003 is a deficient number, since it is larger than the sum of its proper divisors (25913437).

231301343003 is an equidigital number, since it uses as much as digits as its factorization.

231301343003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25913436.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 231301343003 its reverse (300343103132), we get a palindrome (531644446135).

The spelling of 231301343003 in words is "two hundred thirty-one billion, three hundred one million, three hundred forty-three thousand, three".