43023423101 has 4 divisors (see below), whose sum is σ = 43263777600. Its totient is φ = 42783068604.

The previous prime is 43023423061. The next prime is 43023423119. The reversal of 43023423101 is 10132432034.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43023423101 - 2¹⁰ = 43023422077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43023423181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120176981 + ... + 120177338.

It is an arithmetic number, because the mean of its divisors is an integer number (10815944400).

Almost surely, 2^43023423101 is an apocalyptic number.

It is an amenable number.

43023423101 is a deficient number, since it is larger than the sum of its proper divisors (240354499).

43023423101 is a wasteful number, since it uses less digits than its factorization.

43023423101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240354498.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 43023423101 its reverse (10132432034), we get a palindrome (53155855135).

The spelling of 43023423101 in words is "forty-three billion, twenty-three million, four hundred twenty-three thousand, one hundred one".