13220102001 has 4 divisors (see below), whose sum is σ = 17626802672. Its totient is φ = 8813401332.

The previous prime is 13220101997. The next prime is 13220102039. The reversal of 13220102001 is 10020102231.

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 not a de Polignac number, because 13220102001 - 2² = 13220101997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13220102041) 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, 2203350331 + ... + 2203350336.

It is an arithmetic number, because the mean of its divisors is an integer number (4406700668).

Almost surely, 2^13220102001 is an apocalyptic number.

It is an amenable number.

13220102001 is a deficient number, since it is larger than the sum of its proper divisors (4406700671).

13220102001 is an equidigital number, since it uses as much as digits as its factorization.

13220102001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4406700670.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 13220102001 its reverse (10020102231), we get a palindrome (23240204232).

The spelling of 13220102001 in words is "thirteen billion, two hundred twenty million, one hundred two thousand, one".