43231112144 has 20 divisors (see below), whose sum is σ = 91374851040. Its totient is φ = 19650505440.

The previous prime is 43231112117. The next prime is 43231112207. The reversal of 43231112144 is 44121113234.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122815484 + ... + 122815835.

It is an arithmetic number, because the mean of its divisors is an integer number (4568742552).

Almost surely, 2^43231112144 is an apocalyptic number.

43231112144 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

43231112144 is an abundant number, since it is smaller than the sum of its proper divisors (48143738896).

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

43231112144 is a wasteful number, since it uses less digits than its factorization.

43231112144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245631338 (or 245631332 counting only the distinct ones).

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

Adding to 43231112144 its reverse (44121113234), we get a palindrome (87352225378).

The spelling of 43231112144 in words is "forty-three billion, two hundred thirty-one million, one hundred twelve thousand, one hundred forty-four".