12100112210112 has 56 divisors (see below), whose sum is σ = 32022023896896. Its totient is φ = 4032470746368.

The previous prime is 12100112210059. The next prime is 12100112210161. The reversal of 12100112210112 is 21101221100121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12100112210091 and 12100112210100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6168198 + ... + 7889669.

Almost surely, 2^{12100112210112} is an apocalyptic number.

12100112210112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12100112210112 is an abundant number, since it is smaller than the sum of its proper divisors (19921911686784).

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

12100112210112 is a wasteful number, since it uses less digits than its factorization.

12100112210112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14062365 (or 14062355 counting only the distinct ones).

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

Adding to 12100112210112 its reverse (21101221100121), we get a palindrome (33201333310233).

The spelling of 12100112210112 in words is "twelve trillion, one hundred billion, one hundred twelve million, two hundred ten thousand, one hundred twelve".