43231214011012 has 12 divisors (see below), whose sum is σ = 75671255596300. Its totient is φ = 21610855269216.

The previous prime is 43231214011001. The next prime is 43231214011033. The reversal of 43231214011012 is 21011041213234.

It can be written as a sum of positive squares in 2 ways, for example, as 29941645834816 + 13289568176196 = 5471896^2 + 3645486^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1187913603 + ... + 1187949994.

Almost surely, 2^{43231214011012} is an apocalyptic number.

It is an amenable number.

43231214011012 is a deficient number, since it is larger than the sum of its proper divisors (32440041585288).

43231214011012 is a wasteful number, since it uses less digits than its factorization.

43231214011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2375868150 (or 2375868148 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 43231214011012 its reverse (21011041213234), we get a palindrome (64242255224246).

The spelling of 43231214011012 in words is "forty-three trillion, two hundred thirty-one billion, two hundred fourteen million, eleven thousand, twelve".