43211230223 has 4 divisors (see below), whose sum is σ = 49384263120. Its totient is φ = 37038197328.

The previous prime is 43211230199. The next prime is 43211230229. The reversal of 43211230223 is 32203211234.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43211230223 - 2⁶ = 43211230159 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 (43211230229) 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 3 ways as a sum of consecutive naturals, for example, 3086516438 + ... + 3086516451.

It is an arithmetic number, because the mean of its divisors is an integer number (12346065780).

Almost surely, 2^43211230223 is an apocalyptic number.

43211230223 is a deficient number, since it is larger than the sum of its proper divisors (6173032897).

43211230223 is an equidigital number, since it uses as much as digits as its factorization.

43211230223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6173032896.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 43211230223 its reverse (32203211234), we get a palindrome (75414441457).

The spelling of 43211230223 in words is "forty-three billion, two hundred eleven million, two hundred thirty thousand, two hundred twenty-three".