212102200112 has 40 divisors (see below), whose sum is σ = 456765564240. Its totient is φ = 94591028480.

The previous prime is 212102200111. The next prime is 212102200127. The reversal of 212102200112 is 211002201212.

It is not an unprimeable number, because it can be changed into a prime (212102200111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11359787 + ... + 11378442.

It is an arithmetic number, because the mean of its divisors is an integer number (11419139106).

Almost surely, 2^212102200112 is an apocalyptic number.

212102200112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

212102200112 is an abundant number, since it is smaller than the sum of its proper divisors (244663364128).

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

212102200112 is a wasteful number, since it uses less digits than its factorization.

212102200112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22738301 (or 22738295 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 212102200112 its reverse (211002201212), we get a palindrome (423104401324).

It can be divided in two parts, 212102 and 200112, that added together give a palindrome (412214).

The spelling of 212102200112 in words is "two hundred twelve billion, one hundred two million, two hundred thousand, one hundred twelve".