1004403340221 has 8 divisors (see below), whose sum is σ = 1354251695040. Its totient is φ = 662078606112.

The previous prime is 1004403340211. The next prime is 1004403340247. The reversal of 1004403340221 is 1220433044001.

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

It is not a de Polignac number, because 1004403340221 - 2¹⁰ = 1004403339197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1004403340191 and 1004403340200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004403340201) 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, 1880904865 + ... + 1880905398.

It is an arithmetic number, because the mean of its divisors is an integer number (169281461880).

Almost surely, 2^{1004403340221} is an apocalyptic number.

It is an amenable number.

1004403340221 is a deficient number, since it is larger than the sum of its proper divisors (349848354819).

1004403340221 is an equidigital number, since it uses as much as digits as its factorization.

1004403340221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3761810355.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1004403340221 its reverse (1220433044001), we get a palindrome (2224836384222).

The spelling of 1004403340221 in words is "one trillion, four billion, four hundred three million, three hundred forty thousand, two hundred twenty-one".