211121120010200 has 24 divisors (see below), whose sum is σ = 490856604024180. Its totient is φ = 84448448004000.

The previous prime is 211121120010173. The next prime is 211121120010211. The reversal of 211121120010200 is 2010021121112.

It is a super-2 number, since 2×211121120010200² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 527802799826 + ... + 527802800225.

Almost surely, 2^{211121120010200} is an apocalyptic number.

211121120010200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211121120010200 is an abundant number, since it is smaller than the sum of its proper divisors (279735484013980).

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

211121120010200 is a wasteful number, since it uses less digits than its factorization.

211121120010200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055605600067 (or 1055605600058 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 211121120010200 its reverse (2010021121112), we get a palindrome (213131141131312).

The spelling of 211121120010200 in words is "two hundred eleven trillion, one hundred twenty-one billion, one hundred twenty million, ten thousand, two hundred".