212011121200212 has 48 divisors (see below), whose sum is σ = 550835461350720. Its totient is φ = 70519045293216.

The previous prime is 212011121200201. The next prime is 212011121200213. The reversal of 212011121200212 is 212002121110212.

212011121200212 is a `hidden beast` number, since 2 + 120 + 11 + 121 + 200 + 212 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212011121200213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2101733223 + ... + 2101834094.

It is an arithmetic number, because the mean of its divisors is an integer number (11475738778140).

Almost surely, 2^{212011121200212} is an apocalyptic number.

It is an amenable number.

212011121200212 is an abundant number, since it is smaller than the sum of its proper divisors (338824340150508).

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

212011121200212 is a wasteful number, since it uses less digits than its factorization.

212011121200212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4203567797 (or 4203567789 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 212011121200212 its reverse (212002121110212), we get a palindrome (424013242310424).

The spelling of 212011121200212 in words is "two hundred twelve trillion, eleven billion, one hundred twenty-one million, two hundred thousand, two hundred twelve".