210211222100200 has 48 divisors (see below), whose sum is σ = 496753240450860. Its totient is φ = 82706054592000.

The previous prime is 210211222100177. The next prime is 210211222100203. The reversal of 210211222100200 is 2001222112012.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 81095680238596 + 129115541861604 = 9005314^2 + 11362902^2 .

It is a super-2 number, since 2×210211222100200² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (210211222100203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8615201821 + ... + 8615226220.

Almost surely, 2^{210211222100200} is an apocalyptic number.

210211222100200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210211222100200 is an abundant number, since it is smaller than the sum of its proper divisors (286542018350660).

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

210211222100200 is a wasteful number, since it uses less digits than its factorization.

210211222100200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17230428118 (or 17230428109 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210211222100200 its reverse (2001222112012), we get a palindrome (212212444212212).

The spelling of 210211222100200 in words is "two hundred ten trillion, two hundred eleven billion, two hundred twenty-two million, one hundred thousand, two hundred".