200000210001 has 4 divisors (see below), whose sum is σ = 266666946672. Its totient is φ = 133333473332.

The previous prime is 200000209993. The next prime is 200000210027. The reversal of 200000210001 is 100012000002.

It is a happy number.

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 200000210001 - 2³ = 200000209993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200000910001) 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, 33333368331 + ... + 33333368336.

It is an arithmetic number, because the mean of its divisors is an integer number (66666736668).

Almost surely, 2^200000210001 is an apocalyptic number.

It is an amenable number.

200000210001 is a deficient number, since it is larger than the sum of its proper divisors (66666736671).

200000210001 is an equidigital number, since it uses as much as digits as its factorization.

200000210001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66666736670.

The product of its (nonzero) digits is 4, while the sum is 6.

Adding to 200000210001 its reverse (100012000002), we get a palindrome (300012210003).

It can be divided in two parts, 2000002 and 10001, that multiplied together give a palindrome (20002020002).

The spelling of 200000210001 in words is "two hundred billion, two hundred ten thousand, one".