13020220001 has 2 divisors, whose sum is σ = 13020220002. Its totient is φ = 13020220000.

The previous prime is 13020219997. The next prime is 13020220027. The reversal of 13020220001 is 10002202031.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12908368225 + 111851776 = 113615^2 + 10576^2 .

It is an emirp because it is prime and its reverse (10002202031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13020220001 - 2² = 13020219997 is a prime.

It is a super-2 number, since 2×13020220001² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13020220501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510110000 + 6510110001.

It is an arithmetic number, because the mean of its divisors is an integer number (6510110001).

Almost surely, 2^13020220001 is an apocalyptic number.

It is an amenable number.

13020220001 is a deficient number, since it is larger than the sum of its proper divisors (1).

13020220001 is an equidigital number, since it uses as much as digits as its factorization.

13020220001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 13020220001 its reverse (10002202031), we get a palindrome (23022422032).

The spelling of 13020220001 in words is "thirteen billion, twenty million, two hundred twenty thousand, one".