43043241213 has 32 divisors (see below), whose sum is σ = 75390470400. Its totient is φ = 23747992128.

The previous prime is 43043241209. The next prime is 43043241223. The reversal of 43043241213 is 31214234034.

It is not a de Polignac number, because 43043241213 - 2² = 43043241209 is a prime.

It is a super-2 number, since 2×43043241213² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43043241203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3921106 + ... + 3932067.

It is an arithmetic number, because the mean of its divisors is an integer number (2355952200).

Almost surely, 2^43043241213 is an apocalyptic number.

It is an amenable number.

43043241213 is a deficient number, since it is larger than the sum of its proper divisors (32347229187).

43043241213 is a wasteful number, since it uses less digits than its factorization.

43043241213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7853218 (or 7853212 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 43043241213 its reverse (31214234034), we get a palindrome (74257475247).

The spelling of 43043241213 in words is "forty-three billion, forty-three million, two hundred forty-one thousand, two hundred thirteen".