212102033112 has 32 divisors (see below), whose sum is σ = 589172314800. Its totient is φ = 70700677632.

The previous prime is 212102033093. The next prime is 212102033113. The reversal of 212102033112 is 211330201212.

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 (212102033113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 490976713 + ... + 490977144.

Almost surely, 2^212102033112 is an apocalyptic number.

It is an amenable number.

212102033112 is an abundant number, since it is smaller than the sum of its proper divisors (377070281688).

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

212102033112 is a wasteful number, since it uses less digits than its factorization.

212102033112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981953872 (or 981953862 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 212102033112 its reverse (211330201212), we get a palindrome (423432234324).

The spelling of 212102033112 in words is "two hundred twelve billion, one hundred two million, thirty-three thousand, one hundred twelve".