2102002000201 has 4 divisors (see below), whose sum is σ = 2102087136532. Its totient is φ = 2101916863872.

The previous prime is 2102002000157. The next prime is 2102002000207. The reversal of 2102002000201 is 1020002002012.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1993645161225 + 108356838976 = 1411965^2 + 329176^2 .

It is a cyclic number.

It is not a de Polignac number, because 2102002000201 - 2¹¹ = 2102001998153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102002000207) 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, 42531120 + ... + 42580513.

It is an arithmetic number, because the mean of its divisors is an integer number (525521784133).

Almost surely, 2^{2102002000201} is an apocalyptic number.

It is an amenable number.

2102002000201 is a deficient number, since it is larger than the sum of its proper divisors (85136331).

2102002000201 is an equidigital number, since it uses as much as digits as its factorization.

2102002000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85136330.

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

Adding to 2102002000201 its reverse (1020002002012), we get a palindrome (3122004002213).

The spelling of 2102002000201 in words is "two trillion, one hundred two billion, two million, two hundred one", and thus it is an aban number.