43135132211 has 4 divisors (see below), whose sum is σ = 43155783000. Its totient is φ = 43114481424.

The previous prime is 43135132193. The next prime is 43135132231. The reversal of 43135132211 is 11223153134.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43135132211 - 2¹⁴ = 43135115827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43135132231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10322261 + ... + 10326438.

It is an arithmetic number, because the mean of its divisors is an integer number (10788945750).

Almost surely, 2^43135132211 is an apocalyptic number.

43135132211 is a deficient number, since it is larger than the sum of its proper divisors (20650789).

43135132211 is a wasteful number, since it uses less digits than its factorization.

43135132211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20650788.

The product of its digits is 2160, while the sum is 26.

Adding to 43135132211 its reverse (11223153134), we get a palindrome (54358285345).

The spelling of 43135132211 in words is "forty-three billion, one hundred thirty-five million, one hundred thirty-two thousand, two hundred eleven".