212023343 has 6 divisors (see below), whose sum is σ = 246639456. Its totient is φ = 181734252.

The previous prime is 212023327. The next prime is 212023349. The reversal of 212023343 is 343320212.

212023343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 212023343 - 2⁴ = 212023327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212023349) 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, 2163455 + ... + 2163552.

It is an arithmetic number, because the mean of its divisors is an integer number (41106576).

Almost surely, 2^212023343 is an apocalyptic number.

212023343 is a deficient number, since it is larger than the sum of its proper divisors (34616113).

212023343 is an equidigital number, since it uses as much as digits as its factorization.

212023343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4327021 (or 4327014 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 212023343 is about 14561.0213584075. The cubic root of 212023343 is about 596.2950798850.

Adding to 212023343 its reverse (343320212), we get a palindrome (555343555).

The spelling of 212023343 in words is "two hundred twelve million, twenty-three thousand, three hundred forty-three".