43111423312 has 10 divisors (see below), whose sum is σ = 83528382698. Its totient is φ = 21555711648.

The previous prime is 43111423297. The next prime is 43111423319. The reversal of 43111423312 is 21332411134.

It can be written as a sum of positive squares in only one way, i.e., 40749074496 + 2362348816 = 201864^2 + 48604^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43111423319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1347231963 + ... + 1347231994.

Almost surely, 2^43111423312 is an apocalyptic number.

It is an amenable number.

43111423312 is a deficient number, since it is larger than the sum of its proper divisors (40416959386).

43111423312 is a wasteful number, since it uses less digits than its factorization.

43111423312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2694463965 (or 2694463959 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

Adding to 43111423312 its reverse (21332411134), we get a palindrome (64443834446).

The spelling of 43111423312 in words is "forty-three billion, one hundred eleven million, four hundred twenty-three thousand, three hundred twelve".