13321203001 has 4 divisors (see below), whose sum is σ = 13330150900. Its totient is φ = 13312255104.

The previous prime is 13321202987. The next prime is 13321203019. The reversal of 13321203001 is 10030212331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10030212331 = 47 ⋅213408773.

It can be written as a sum of positive squares in 2 ways, for example, as 5346534400 + 7974668601 = 73120^2 + 89301^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13321203001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13321200001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4471716 + ... + 4474693.

It is an arithmetic number, because the mean of its divisors is an integer number (3332537725).

Almost surely, 2^13321203001 is an apocalyptic number.

It is an amenable number.

13321203001 is a deficient number, since it is larger than the sum of its proper divisors (8947899).

13321203001 is an equidigital number, since it uses as much as digits as its factorization.

13321203001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8947898.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13321203001 its reverse (10030212331), we get a palindrome (23351415332).

The spelling of 13321203001 in words is "thirteen billion, three hundred twenty-one million, two hundred three thousand, one".