343031430231 has 48 divisors (see below), whose sum is σ = 574877392128. Its totient is φ = 193041446400.

The previous prime is 343031430223. The next prime is 343031430239. The reversal of 343031430231 is 132034130343.

343031430231 is a `hidden beast` number, since 3 + 43 + 0 + 314 + 302 + 3 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (343031430223) and next prime (343031430239).

It is not a de Polignac number, because 343031430231 - 2³ = 343031430223 is a prime.

It is a super-2 number, since 2×343031430231² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 343031430195 and 343031430204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343031430239) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20805511 + ... + 20821991.

It is an arithmetic number, because the mean of its divisors is an integer number (11976612336).

Almost surely, 2^343031430231 is an apocalyptic number.

343031430231 is a deficient number, since it is larger than the sum of its proper divisors (231845961897).

343031430231 is a wasteful number, since it uses less digits than its factorization.

343031430231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21492 (or 21489 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 343031430231 its reverse (132034130343), we get a palindrome (475065560574).

The spelling of 343031430231 in words is "three hundred forty-three billion, thirty-one million, four hundred thirty thousand, two hundred thirty-one".