23422242403243 has 4 divisors (see below), whose sum is σ = 23819229562680. Its totient is φ = 23025255243808.

The previous prime is 23422242403207. The next prime is 23422242403271. The reversal of 23422242403243 is 34230424222432.

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 23422242403243 - 2¹⁷ = 23422242272171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23422242403643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198493579630 + ... + 198493579747.

It is an arithmetic number, because the mean of its divisors is an integer number (5954807390670).

Almost surely, 2^{23422242403243} is an apocalyptic number.

23422242403243 is a deficient number, since it is larger than the sum of its proper divisors (396987159437).

23422242403243 is an equidigital number, since it uses as much as digits as its factorization.

23422242403243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396987159436.

The product of its (nonzero) digits is 442368, while the sum is 37.

Adding to 23422242403243 its reverse (34230424222432), we get a palindrome (57652666625675).

The spelling of 23422242403243 in words is "twenty-three trillion, four hundred twenty-two billion, two hundred forty-two million, four hundred three thousand, two hundred forty-three".