212212112210200 has 24 divisors (see below), whose sum is σ = 493393160889180. Its totient is φ = 84884844884000.

The previous prime is 212212112210099. The next prime is 212212112210207. The reversal of 212212112210200 is 2012211212212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212212112210207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 530530280326 + ... + 530530280725.

Almost surely, 2^{212212112210200} is an apocalyptic number.

212212112210200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212212112210200 is an abundant number, since it is smaller than the sum of its proper divisors (281181048678980).

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

212212112210200 is a wasteful number, since it uses less digits than its factorization.

212212112210200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061060561067 (or 1061060561058 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 212212112210200 its reverse (2012211212212), we get a palindrome (214224323422412).

The spelling of 212212112210200 in words is "two hundred twelve trillion, two hundred twelve billion, one hundred twelve million, two hundred ten thousand, two hundred".