212001200220112 has 20 divisors (see below), whose sum is σ = 410851135352196. Its totient is φ = 105975100774400.

The previous prime is 212001200220101. The next prime is 212001200220133. The reversal of 212001200220112 is 211022002100212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 168968177498176 + 43033022721936 = 12998776^2 + 6559956^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1593639889 + ... + 1593772912.

Almost surely, 2^{212001200220112} is an apocalyptic number.

It is an amenable number.

212001200220112 is a deficient number, since it is larger than the sum of its proper divisors (198849935132084).

212001200220112 is a wasteful number, since it uses less digits than its factorization.

212001200220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3187416966 (or 3187416960 counting only the distinct ones).

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

Adding to 212001200220112 its reverse (211022002100212), we get a palindrome (423023202320324).

The spelling of 212001200220112 in words is "two hundred twelve trillion, one billion, two hundred million, two hundred twenty thousand, one hundred twelve".