343012565213 has 4 divisors (see below), whose sum is σ = 345197358780. Its totient is φ = 340827771648.

The previous prime is 343012565183. The next prime is 343012565219. The reversal of 343012565213 is 312565210343.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 312565210343 = 268043 ⋅1166101.

It can be written as a sum of positive squares in 2 ways, for example, as 123934273849 + 219078291364 = 352043^2 + 468058^2 .

It is a cyclic number.

It is not a de Polignac number, because 343012565213 - 2¹² = 343012561117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343012565219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1092396548 + ... + 1092396861.

It is an arithmetic number, because the mean of its divisors is an integer number (86299339695).

Almost surely, 2^343012565213 is an apocalyptic number.

It is an amenable number.

343012565213 is a deficient number, since it is larger than the sum of its proper divisors (2184793567).

343012565213 is a wasteful number, since it uses less digits than its factorization.

343012565213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2184793566.

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 343012565213 its reverse (312565210343), we get a palindrome (655577775556).

The spelling of 343012565213 in words is "three hundred forty-three billion, twelve million, five hundred sixty-five thousand, two hundred thirteen".