20002020001201 has 4 divisors (see below), whose sum is σ = 22859451429952. Its totient is φ = 17144588572452.

The previous prime is 20002020001189. The next prime is 20002020001267. The reversal of 20002020001201 is 10210002020002.

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 20002020001201 - 2⁵ = 20002020001169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20002020001291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1428715714365 + ... + 1428715714378.

It is an arithmetic number, because the mean of its divisors is an integer number (5714862857488).

Almost surely, 2^{20002020001201} is an apocalyptic number.

It is an amenable number.

20002020001201 is a deficient number, since it is larger than the sum of its proper divisors (2857431428751).

20002020001201 is an equidigital number, since it uses as much as digits as its factorization.

20002020001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857431428750.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 20002020001201 its reverse (10210002020002), we get a palindrome (30212022021203).

The spelling of 20002020001201 in words is "twenty trillion, two billion, twenty million, one thousand, two hundred one".