43242224023 has 2 divisors, whose sum is σ = 43242224024.
Its totient is φ = 43242224022.
The previous prime is 43242224021. The next prime is 43242224057. The reversal of 43242224023 is 32042224234.
Adding to 43242224023 its reverse (32042224234), we get a palindrome (75284448257).
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 43242224023 - 21 = 43242224021 is a prime.
Together with 43242224021, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 43242223982 and 43242224000.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (43242224021) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21621112011 + 21621112012.
It is an arithmetic number, because the mean of its divisors is an integer number (21621112012).
Almost surely, 243242224023 is an apocalyptic number.
43242224023 is a deficient number, since it is larger than the sum of its proper divisors (1).
43242224023 is an equidigital number, since it uses as much as digits as its factorization.
43242224023 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 18432, while the sum is 28.
The spelling of 43242224023 in words is "forty-three billion, two hundred forty-two million, two hundred twenty-four thousand, twenty-three".