24223010020421 has 4 divisors (see below), whose sum is σ = 24286922976000. Its totient is φ = 24159097064844.

The previous prime is 24223010020393. The next prime is 24223010020423. The reversal of 24223010020421 is 12402001032242.

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 24223010020421 - 2³⁰ = 24221936278597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24223010020423) 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, 31956477221 + ... + 31956477978.

It is an arithmetic number, because the mean of its divisors is an integer number (6071730744000).

Almost surely, 2^{24223010020421} is an apocalyptic number.

It is an amenable number.

24223010020421 is a deficient number, since it is larger than the sum of its proper divisors (63912955579).

24223010020421 is an equidigital number, since it uses as much as digits as its factorization.

24223010020421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63912955578.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 24223010020421 its reverse (12402001032242), we get a palindrome (36625011052663).

The spelling of 24223010020421 in words is "twenty-four trillion, two hundred twenty-three billion, ten million, twenty thousand, four hundred twenty-one".