1304000443221 has 8 divisors (see below), whose sum is σ = 1987048294464. Its totient is φ = 745143110400.

The previous prime is 1304000443153. The next prime is 1304000443231. The reversal of 1304000443221 is 1223440004031.

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

It is not a de Polignac number, because 1304000443221 - 2⁷ = 1304000443093 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1304000443191 and 1304000443200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304000443231) 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, 31047629580 + ... + 31047629621.

It is an arithmetic number, because the mean of its divisors is an integer number (248381036808).

Almost surely, 2^{1304000443221} is an apocalyptic number.

It is an amenable number.

1304000443221 is a deficient number, since it is larger than the sum of its proper divisors (683047851243).

1304000443221 is an equidigital number, since it uses as much as digits as its factorization.

1304000443221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62095259211.

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

Adding to 1304000443221 its reverse (1223440004031), we get a palindrome (2527440447252).

The spelling of 1304000443221 in words is "one trillion, three hundred four billion, four hundred forty-three thousand, two hundred twenty-one".