210002102201 has 4 divisors (see below), whose sum is σ = 210008491812. Its totient is φ = 209995712592.

The previous prime is 210002102197. The next prime is 210002102203. The reversal of 210002102201 is 102201200012.

It is a happy number.

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 72535416976 + 137466685225 = 269324^2 + 370765^2 .

It is a cyclic number.

It is not a de Polignac number, because 210002102201 - 2² = 210002102197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210002102203) 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, 3145250 + ... + 3211323.

It is an arithmetic number, because the mean of its divisors is an integer number (52502122953).

Almost surely, 2^210002102201 is an apocalyptic number.

It is an amenable number.

210002102201 is a deficient number, since it is larger than the sum of its proper divisors (6389611).

210002102201 is an equidigital number, since it uses as much as digits as its factorization.

210002102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6389610.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 210002102201 its reverse (102201200012), we get a palindrome (312203302213).

The spelling of 210002102201 in words is "two hundred ten billion, two million, one hundred two thousand, two hundred one".