200210210021 has 8 divisors (see below), whose sum is σ = 200919858720. Its totient is φ = 199500741072.

The previous prime is 200210210003. The next prime is 200210210027. The reversal of 200210210021 is 120012012002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200210210021 - 2¹⁸ = 200209947877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200210209984 and 200210210011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200210210027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2426186 + ... + 2507348.

It is an arithmetic number, because the mean of its divisors is an integer number (25114982340).

Almost surely, 2^200210210021 is an apocalyptic number.

It is an amenable number.

200210210021 is a deficient number, since it is larger than the sum of its proper divisors (709648699).

200210210021 is an equidigital number, since it uses as much as digits as its factorization.

200210210021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89875.

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

Adding to 200210210021 its reverse (120012012002), we get a palindrome (320222222023).

The spelling of 200210210021 in words is "two hundred billion, two hundred ten million, two hundred ten thousand, twenty-one".