43212213204 has 12 divisors (see below), whose sum is σ = 100828497504. Its totient is φ = 14404071064.

The previous prime is 43212213203. The next prime is 43212213211. The reversal of 43212213204 is 40231221234.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43212213203) 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, 1800508872 + ... + 1800508895.

It is an arithmetic number, because the mean of its divisors is an integer number (8402374792).

Almost surely, 2^43212213204 is an apocalyptic number.

It is an amenable number.

43212213204 is an abundant number, since it is smaller than the sum of its proper divisors (57616284300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43212213204 is a wasteful number, since it uses less digits than its factorization.

43212213204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3601017774 (or 3601017772 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 43212213204 its reverse (40231221234), we get a palindrome (83443434438).

The spelling of 43212213204 in words is "forty-three billion, two hundred twelve million, two hundred thirteen thousand, two hundred four".