343131343131343 has 16 divisors (see below), whose sum is σ = 369869855626656. Its totient is φ = 316442049292800.

The previous prime is 343131343131331. The next prime is 343131343131383.

343131343131343 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 343131343131343 - 2⁹ = 343131343130831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 343131343131296 and 343131343131305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343131343131323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76147971 + ... + 80528107.

It is an arithmetic number, because the mean of its divisors is an integer number (23116865976666).

Almost surely, 2^{343131343131343} is an apocalyptic number.

343131343131343 is a deficient number, since it is larger than the sum of its proper divisors (26738512495313).

343131343131343 is a wasteful number, since it uses less digits than its factorization.

343131343131343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4385754.

The product of its digits is 419904, while the sum is 40.

The spelling of 343131343131343 in words is "three hundred forty-three trillion, one hundred thirty-one billion, three hundred forty-three million, one hundred thirty-one thousand, three hundred forty-three".