212043 has 8 divisors (see below), whose sum is σ = 304528. Its totient is φ = 130464.

The previous prime is 212039. The next prime is 212057. The reversal of 212043 is 340212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 212043 - 2² = 212039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2680 + ... + 2757.

It is an arithmetic number, because the mean of its divisors is an integer number (38066).

2²¹²⁰⁴³ is an apocalyptic number.

212043 is a deficient number, since it is larger than the sum of its proper divisors (92485).

212043 is a wasteful number, since it uses less digits than its factorization.

212043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5453.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 212043 is about 460.4812699774. The cubic root of 212043 is about 59.6313507117.

Adding to 212043 its reverse (340212), we get a palindrome (552255).

The spelling of 212043 in words is "two hundred twelve thousand, forty-three", and thus it is an iban number.