12100102002112 has 56 divisors (see below), whose sum is σ = 24337458421760. Its totient is φ = 5967969995520.

The previous prime is 12100102002061. The next prime is 12100102002113. The reversal of 12100102002112 is 21120020100121.

It is a junction number, because it is equal to n+sod(n) for n = 12100102002092 and 12100102002101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100102002113) 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, 4395037 + ... + 6596707.

Almost surely, 2^{12100102002112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12100102002112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12168729210880).

12100102002112 is an abundant number, since it is smaller than the sum of its proper divisors (12237356419648).

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

12100102002112 is a wasteful number, since it uses less digits than its factorization.

12100102002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2202849 (or 2202839 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12100102002112 its reverse (21120020100121), we get a palindrome (33220122102233).

The spelling of 12100102002112 in words is "twelve trillion, one hundred billion, one hundred two million, two thousand, one hundred twelve".