43440101132012 has 24 divisors (see below), whose sum is σ = 81874945876416. Its totient is φ = 20047547737728.

The previous prime is 43440101132011. The next prime is 43440101132027. The reversal of 43440101132012 is 21023110104434.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (43440101132011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35426948 + ... + 36632619.

It is an arithmetic number, because the mean of its divisors is an integer number (3411456078184).

Almost surely, 2^{43440101132012} is an apocalyptic number.

It is an amenable number.

43440101132012 is a deficient number, since it is larger than the sum of its proper divisors (38434844744404).

43440101132012 is a wasteful number, since it uses less digits than its factorization.

43440101132012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72071177 (or 72071175 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 43440101132012 its reverse (21023110104434), we get a palindrome (64463211236446).

The spelling of 43440101132012 in words is "forty-three trillion, four hundred forty billion, one hundred one million, one hundred thirty-two thousand, twelve".