343111201 has 4 divisors (see below), whose sum is σ = 345812992. Its totient is φ = 340409412.

The previous prime is 343111199. The next prime is 343111207. The reversal of 343111201 is 102111343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 102111343 = 347 ⋅294269.

It is a cyclic number.

It is not a de Polignac number, because 343111201 - 2¹ = 343111199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343111207) 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, 1350705 + ... + 1350958.

It is an arithmetic number, because the mean of its divisors is an integer number (86453248).

Almost surely, 2^343111201 is an apocalyptic number.

It is an amenable number.

343111201 is a deficient number, since it is larger than the sum of its proper divisors (2701791).

343111201 is a wasteful number, since it uses less digits than its factorization.

343111201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2701790.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 343111201 is about 18523.2610789785. The cubic root of 343111201 is about 700.0756387653.

Adding to 343111201 its reverse (102111343), we get a palindrome (445222544).

The spelling of 343111201 in words is "three hundred forty-three million, one hundred eleven thousand, two hundred one".