43214040212 has 36 divisors (see below), whose sum is σ = 87987582144. Its totient is φ = 18516904560.

The previous prime is 43214040209. The next prime is 43214040227. The reversal of 43214040212 is 21204041234.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1255253 + ... + 1289219.

It is an arithmetic number, because the mean of its divisors is an integer number (2444099504).

Almost surely, 2^43214040212 is an apocalyptic number.

It is an amenable number.

43214040212 is an abundant number, since it is smaller than the sum of its proper divisors (44773541932).

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

43214040212 is a wasteful number, since it uses less digits than its factorization.

43214040212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40476 (or 40467 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 43214040212 its reverse (21204041234), we get a palindrome (64418081446).

The spelling of 43214040212 in words is "forty-three billion, two hundred fourteen million, forty thousand, two hundred twelve".