343343212340 has 12 divisors (see below), whose sum is σ = 721020745956. Its totient is φ = 137337284928.

The previous prime is 343343212339. The next prime is 343343212351. The reversal of 343343212340 is 43212343343.

It can be written as a sum of positive squares in 2 ways, for example, as 64599338896 + 278743873444 = 254164^2 + 527962^2 .

It is a super-2 number, since 2×343343212340² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 343343212297 and 343343212306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8583580289 + ... + 8583580328.

It is an arithmetic number, because the mean of its divisors is an integer number (60085062163).

Almost surely, 2^343343212340 is an apocalyptic number.

It is an amenable number.

343343212340 is an abundant number, since it is smaller than the sum of its proper divisors (377677533616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343343212340 is a wasteful number, since it uses less digits than its factorization.

343343212340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17167160626 (or 17167160624 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 343343212340 its reverse (43212343343), we get a palindrome (386555555683).

The spelling of 343343212340 in words is "three hundred forty-three billion, three hundred forty-three million, two hundred twelve thousand, three hundred forty".