1003321321001 has 8 divisors (see below), whose sum is σ = 1009381776000. Its totient is φ = 997276386960.

The previous prime is 1003321320977. The next prime is 1003321321031. The reversal of 1003321321001 is 1001231233001.

1003321321001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 1003321321001 - 2¹⁴ = 1003321304617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1003321321031) 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, 3750551 + ... + 4009148.

It is an arithmetic number, because the mean of its divisors is an integer number (126172722000).

Almost surely, 2^{1003321321001} is an apocalyptic number.

It is an amenable number.

1003321321001 is a deficient number, since it is larger than the sum of its proper divisors (6060454999).

1003321321001 is an equidigital number, since it uses as much as digits as its factorization.

1003321321001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7760479.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1003321321001 its reverse (1001231233001), we get a palindrome (2004552554002).

The spelling of 1003321321001 in words is "one trillion, three billion, three hundred twenty-one million, three hundred twenty-one thousand, one".