24104234221 has 2 divisors, whose sum is σ = 24104234222. Its totient is φ = 24104234220.

The previous prime is 24104234207. The next prime is 24104234249. The reversal of 24104234221 is 12243240142.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16932515625 + 7171718596 = 130125^2 + 84686^2 .

It is a cyclic number.

It is not a de Polignac number, because 24104234221 - 2⁷ = 24104234093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24104234321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12052117110 + 12052117111.

It is an arithmetic number, because the mean of its divisors is an integer number (12052117111).

Almost surely, 2^24104234221 is an apocalyptic number.

It is an amenable number.

24104234221 is a deficient number, since it is larger than the sum of its proper divisors (1).

24104234221 is an equidigital number, since it uses as much as digits as its factorization.

24104234221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 24104234221 its reverse (12243240142), we get a palindrome (36347474363).

The spelling of 24104234221 in words is "twenty-four billion, one hundred four million, two hundred thirty-four thousand, two hundred twenty-one".