321131412343 has 8 divisors (see below), whose sum is σ = 388595994912. Its totient is φ = 259063996416.

The previous prime is 321131412331. The next prime is 321131412353. The reversal of 321131412343 is 343214131123.

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 321131412343 - 2³³ = 312541477751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321131412353) 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, 1349291530 + ... + 1349291767.

It is an arithmetic number, because the mean of its divisors is an integer number (48574499364).

Almost surely, 2^321131412343 is an apocalyptic number.

321131412343 is a deficient number, since it is larger than the sum of its proper divisors (67464582569).

321131412343 is a wasteful number, since it uses less digits than its factorization.

321131412343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2698583321.

The product of its digits is 5184, while the sum is 28.

Adding to 321131412343 its reverse (343214131123), we get a palindrome (664345543466).

The spelling of 321131412343 in words is "three hundred twenty-one billion, one hundred thirty-one million, four hundred twelve thousand, three hundred forty-three".