43111344010243 has 4 divisors (see below), whose sum is σ = 43111511767728. Its totient is φ = 43111176252760.

The previous prime is 43111344010177. The next prime is 43111344010249. The reversal of 43111344010243 is 34201044311134.

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 43111344010243 - 2⁹ = 43111344009731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43111344010249) 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, 83492671 + ... + 84007432.

It is an arithmetic number, because the mean of its divisors is an integer number (10777877941932).

Almost surely, 2^{43111344010243} is an apocalyptic number.

43111344010243 is a deficient number, since it is larger than the sum of its proper divisors (167757485).

43111344010243 is a wasteful number, since it uses less digits than its factorization.

43111344010243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167757484.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 43111344010243 its reverse (34201044311134), we get a palindrome (77312388321377).

The spelling of 43111344010243 in words is "forty-three trillion, one hundred eleven billion, three hundred forty-four million, ten thousand, two hundred forty-three".