212012012110112 has 24 divisors (see below), whose sum is σ = 421701727701996. Its totient is φ = 104913160630272.

The previous prime is 212012012110099. The next prime is 212012012110117. The reversal of 212012012110112 is 211011210210212.

It can be written as a sum of positive squares in 2 ways, for example, as 189467406560656 + 22544605549456 = 13764716^2 + 4748116^2 .

It is not an unprimeable number, because it can be changed into a prime (212012012110117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34151416373 + ... + 34151422580.

Almost surely, 2^{212012012110112} is an apocalyptic number.

It is an amenable number.

212012012110112 is a deficient number, since it is larger than the sum of its proper divisors (209689715591884).

212012012110112 is an equidigital number, since it uses as much as digits as its factorization.

212012012110112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68302839060 (or 68302839052 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 212012012110112 its reverse (211011210210212), we get a palindrome (423023222320324).

The spelling of 212012012110112 in words is "two hundred twelve trillion, twelve billion, twelve million, one hundred ten thousand, one hundred twelve".