210200210100200 has 48 divisors (see below), whose sum is σ = 488790070423980. Its totient is φ = 84067252738560.

The previous prime is 210200210100143. The next prime is 210200210100229. The reversal of 210200210100200 is 2001012002012.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 12587409919876 + 197612800180324 = 3547874^2 + 14057482^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78881759 + ... + 81502958.

Almost surely, 2^{210200210100200} is an apocalyptic number.

210200210100200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210200210100200 is an abundant number, since it is smaller than the sum of its proper divisors (278589860323780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210200210100200 is a wasteful number, since it uses less digits than its factorization.

210200210100200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160391286 (or 160391277 counting only the distinct ones).

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

Adding to 210200210100200 its reverse (2001012002012), we get a palindrome (212201222102212).

The spelling of 210200210100200 in words is "two hundred ten trillion, two hundred billion, two hundred ten million, one hundred thousand, two hundred".