13001200001 has 4 divisors (see below), whose sum is σ = 13001780400. Its totient is φ = 13000619604.

The previous prime is 13001199997. The next prime is 13001200021. The reversal of 13001200001 is 10000210031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13001200001 - 2² = 13001199997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13001200021) 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, 255191 + ... + 301868.

It is an arithmetic number, because the mean of its divisors is an integer number (3250445100).

Almost surely, 2^13001200001 is an apocalyptic number.

It is an amenable number.

13001200001 is a deficient number, since it is larger than the sum of its proper divisors (580399).

13001200001 is an equidigital number, since it uses as much as digits as its factorization.

13001200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580398.

The product of its (nonzero) digits is 6, while the sum is 8.

Adding to 13001200001 its reverse (10000210031), we get a palindrome (23001410032).

The spelling of 13001200001 in words is "thirteen billion, one million, two hundred thousand, one".