23442443011421 has 8 divisors (see below), whose sum is σ = 26791622841984. Its totient is φ = 20093328030960.

The previous prime is 23442443011417. The next prime is 23442443011423. The reversal of 23442443011421 is 12411034424432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23442443011421 - 2² = 23442443011417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23442443011423) 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 7 ways as a sum of consecutive naturals, for example, 15435425 + ... + 16886006.

It is an arithmetic number, because the mean of its divisors is an integer number (3348952855248).

Almost surely, 2^{23442443011421} is an apocalyptic number.

It is an amenable number.

23442443011421 is a deficient number, since it is larger than the sum of its proper divisors (3349179830563).

23442443011421 is a wasteful number, since it uses less digits than its factorization.

23442443011421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32425051.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 23442443011421 its reverse (12411034424432), we get a palindrome (35853477435853).

The spelling of 23442443011421 in words is "twenty-three trillion, four hundred forty-two billion, four hundred forty-three million, eleven thousand, four hundred twenty-one".