343123142243 has 24 divisors (see below), whose sum is σ = 416049421392. Its totient is φ = 281885655744.

The previous prime is 343123142213. The next prime is 343123142281. The reversal of 343123142243 is 342241321343.

It is not a de Polignac number, because 343123142243 - 2⁶ = 343123142179 is a prime.

It is a super-2 number, since 2×343123142243² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343123142213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1290896 + ... + 1533837.

It is an arithmetic number, because the mean of its divisors is an integer number (17335392558).

Almost surely, 2^343123142243 is an apocalyptic number.

343123142243 is a deficient number, since it is larger than the sum of its proper divisors (72926279149).

343123142243 is a wasteful number, since it uses less digits than its factorization.

343123142243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2824851 (or 2824844 counting only the distinct ones).

The product of its digits is 41472, while the sum is 32.

Adding to 343123142243 its reverse (342241321343), we get a palindrome (685364463586).

The spelling of 343123142243 in words is "three hundred forty-three billion, one hundred twenty-three million, one hundred forty-two thousand, two hundred forty-three".