24324220221 has 64 divisors (see below), whose sum is σ = 38804520960. Its totient is φ = 13267235520.

The previous prime is 24324220169. The next prime is 24324220231. The reversal of 24324220221 is 12202242342.

It is not a de Polignac number, because 24324220221 - 2²⁹ = 23787349309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 24324220191 and 24324220200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24324220231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5891860 + ... + 5895986.

It is an arithmetic number, because the mean of its divisors is an integer number (606320640).

Almost surely, 2^24324220221 is an apocalyptic number.

24324220221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

24324220221 is a deficient number, since it is larger than the sum of its proper divisors (14480300739).

24324220221 is a wasteful number, since it uses less digits than its factorization.

24324220221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4334.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 24324220221 its reverse (12202242342), we get a palindrome (36526462563).

The spelling of 24324220221 in words is "twenty-four billion, three hundred twenty-four million, two hundred twenty thousand, two hundred twenty-one".