21441984303 has 8 divisors (see below), whose sum is σ = 29511548416. Its totient is φ = 13833538200.

The previous prime is 21441984287. The next prime is 21441984313. The reversal of 21441984303 is 30348914412.

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

It is not a de Polignac number, because 21441984303 - 2⁴ = 21441984287 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 (21441984313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115279393 + ... + 115279578.

It is an arithmetic number, because the mean of its divisors is an integer number (3688943552).

Almost surely, 2^21441984303 is an apocalyptic number.

21441984303 is a deficient number, since it is larger than the sum of its proper divisors (8069564113).

21441984303 is a wasteful number, since it uses less digits than its factorization.

21441984303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230559005.

The product of its (nonzero) digits is 82944, while the sum is 39.

The spelling of 21441984303 in words is "twenty-one billion, four hundred forty-one million, nine hundred eighty-four thousand, three hundred three".