43132231111 has 8 divisors (see below), whose sum is σ = 43939768320. Its totient is φ = 42331233048.

The previous prime is 43132231099. The next prime is 43132231133. The reversal of 43132231111 is 11113223134.

43132231111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 43132231111 - 2⁹ = 43132230599 is a prime.

It is a super-2 number, since 2×43132231111² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43132231141) 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, 1621471 + ... + 1647856.

It is an arithmetic number, because the mean of its divisors is an integer number (5492471040).

Almost surely, 2^43132231111 is an apocalyptic number.

43132231111 is a deficient number, since it is larger than the sum of its proper divisors (807537209).

43132231111 is a wasteful number, since it uses less digits than its factorization.

43132231111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3269573.

The product of its digits is 432, while the sum is 22.

Adding to 43132231111 its reverse (11113223134), we get a palindrome (54245454245).

The spelling of 43132231111 in words is "forty-three billion, one hundred thirty-two million, two hundred thirty-one thousand, one hundred eleven".