112100021110212 has 192 divisors, whose sum is σ = 288740601999360. Its totient is φ = 33700751529984.

The previous prime is 112100021110081. The next prime is 112100021110219. The reversal of 112100021110212 is 212011120001211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 112100021110191 and 112100021110200.

It is not an unprimeable number, because it can be changed into a prime (112100021110219) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2952856743 + ... + 2952894705.

It is an arithmetic number, because the mean of its divisors is an integer number (1503857302080).

Almost surely, 2^{112100021110212} is an apocalyptic number.

112100021110212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112100021110212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144370300999680).

112100021110212 is an abundant number, since it is smaller than the sum of its proper divisors (176640580889148).

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

112100021110212 is a wasteful number, since it uses less digits than its factorization.

112100021110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43930 (or 43928 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 112100021110212 its reverse (212011120001211), we get a palindrome (324111141111423).

The spelling of 112100021110212 in words is "one hundred twelve trillion, one hundred billion, twenty-one million, one hundred ten thousand, two hundred twelve".