43216034212 has 24 divisors (see below), whose sum is σ = 82661215616. Its totient is φ = 19648160928.

The previous prime is 43216034179. The next prime is 43216034273. The reversal of 43216034212 is 21243061234.

It is a happy number.

It is a super-2 number, since 2×43216034212² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6198588 + ... + 6205555.

Almost surely, 2^43216034212 is an apocalyptic number.

It is an amenable number.

43216034212 is a deficient number, since it is larger than the sum of its proper divisors (39445181404).

43216034212 is a wasteful number, since it uses less digits than its factorization.

43216034212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12404227 (or 12404225 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 43216034212 its reverse (21243061234), we get a palindrome (64459095446).

The spelling of 43216034212 in words is "forty-three billion, two hundred sixteen million, thirty-four thousand, two hundred twelve".