343123321343 has 32 divisors (see below), whose sum is σ = 395021966400. Its totient is φ = 295123046400.

The previous prime is 343123321339. The next prime is 343123321423.

343123321343 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 343123321343 - 2² = 343123321339 is a prime.

It is a super-2 number, since 2×343123321343² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343123321543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14003663 + ... + 14028143.

It is an arithmetic number, because the mean of its divisors is an integer number (12344436450).

Almost surely, 2^343123321343 is an apocalyptic number.

343123321343 is a deficient number, since it is larger than the sum of its proper divisors (51898645057).

343123321343 is a wasteful number, since it uses less digits than its factorization.

343123321343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25403.

The product of its digits is 46656, while the sum is 32.

It can be divided in two parts, 343123 and 321343, that added together give a palindrome (664466).

The spelling of 343123321343 in words is "three hundred forty-three billion, one hundred twenty-three million, three hundred twenty-one thousand, three hundred forty-three".