211130343 has 6 divisors (see below), whose sum is σ = 304966064. Its totient is φ = 140753556.

The previous prime is 211130287. The next prime is 211130371. The reversal of 211130343 is 343031112.

It is not a de Polignac number, because 211130343 - 2¹⁰ = 211129319 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 (211130743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11729455 + ... + 11729472.

Almost surely, 2^211130343 is an apocalyptic number.

211130343 is a deficient number, since it is larger than the sum of its proper divisors (93835721).

211130343 is a wasteful number, since it uses less digits than its factorization.

211130343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23458933 (or 23458930 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 211130343 is about 14530.3249447492. The cubic root of 211130343 is about 595.4567431943.

Adding to 211130343 its reverse (343031112), we get a palindrome (554161455).

The spelling of 211130343 in words is "two hundred eleven million, one hundred thirty thousand, three hundred forty-three".