21101202200200 has 96 divisors (see below), whose sum is σ = 49148374302720. Its totient is φ = 8425333760000.

The previous prime is 21101202200189. The next prime is 21101202200257. The reversal of 21101202200200 is 200220210112.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 624445305 + ... + 624479095.

It is an arithmetic number, because the mean of its divisors is an integer number (511962232320).

Almost surely, 2^{21101202200200} is an apocalyptic number.

21101202200200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21101202200200 is an abundant number, since it is smaller than the sum of its proper divisors (28047172102520).

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

21101202200200 is a wasteful number, since it uses less digits than its factorization.

21101202200200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39319 (or 39310 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 21101202200200 its reverse (200220210112), we get a palindrome (21301422410312).

The spelling of 21101202200200 in words is "twenty-one trillion, one hundred one billion, two hundred two million, two hundred thousand, two hundred".