212300343 has 6 divisors (see below), whose sum is σ = 306656064. Its totient is φ = 141533556.

The previous prime is 212300321. The next prime is 212300359. The reversal of 212300343 is 343003212.

212300343 is a `hidden beast` number, since 21 + 2 + 300 + 343 = 666.

It is not a de Polignac number, because 212300343 - 2⁸ = 212300087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212300443) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11794455 + ... + 11794472.

It is an arithmetic number, because the mean of its divisors is an integer number (51109344).

Almost surely, 2^212300343 is an apocalyptic number.

212300343 is a deficient number, since it is larger than the sum of its proper divisors (94355721).

212300343 is a wasteful number, since it uses less digits than its factorization.

212300343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23588933 (or 23588930 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 212300343 is about 14570.5299491817. The cubic root of 212300343 is about 596.5546454215.

Adding to 212300343 its reverse (343003212), we get a palindrome (555303555).

The spelling of 212300343 in words is "two hundred twelve million, three hundred thousand, three hundred forty-three".