24201221113423 has 4 divisors (see below), whose sum is σ = 24764040209128. Its totient is φ = 23638402017720.

The previous prime is 24201221113409. The next prime is 24201221113471. The reversal of 24201221113423 is 32431112210242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24201221113423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 24201221113391 and 24201221113400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24201221113123) 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, 281409547788 + ... + 281409547873.

It is an arithmetic number, because the mean of its divisors is an integer number (6191010052282).

Almost surely, 2^{24201221113423} is an apocalyptic number.

24201221113423 is a deficient number, since it is larger than the sum of its proper divisors (562819095705).

24201221113423 is an equidigital number, since it uses as much as digits as its factorization.

24201221113423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562819095704.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 24201221113423 its reverse (32431112210242), we get a palindrome (56632333323665).

The spelling of 24201221113423 in words is "twenty-four trillion, two hundred one billion, two hundred twenty-one million, one hundred thirteen thousand, four hundred twenty-three".