201211111202200 has 192 divisors, whose sum is σ = 529541143135200. Its totient is φ = 70456249958400.

The previous prime is 201211111202131. The next prime is 201211111202221. The reversal of 201211111202200 is 2202111112102.

201211111202200 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×201211111202200² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 4845855 + ... + 20637454.

Almost surely, 2^{201211111202200} is an apocalyptic number.

201211111202200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201211111202200 is an abundant number, since it is smaller than the sum of its proper divisors (328330031933000).

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

201211111202200 is a wasteful number, since it uses less digits than its factorization.

201211111202200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25483470 (or 25483461 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201211111202200 its reverse (2202111112102), we get a palindrome (203413222314302).

The spelling of 201211111202200 in words is "two hundred one trillion, two hundred eleven billion, one hundred eleven million, two hundred two thousand, two hundred".