12002112100212 has 48 divisors (see below), whose sum is σ = 30164549907072. Its totient is φ = 3692296782720.

The previous prime is 12002112100183. The next prime is 12002112100219. The reversal of 12002112100212 is 21200121120021.

It is a junction number, because it is equal to n+sod(n) for n = 12002112100191 and 12002112100200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002112100219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6008203 + ... + 7752594.

It is an arithmetic number, because the mean of its divisors is an integer number (628428123064).

Almost surely, 2^{12002112100212} is an apocalyptic number.

12002112100212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12002112100212 is an abundant number, since it is smaller than the sum of its proper divisors (18162437806860).

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

12002112100212 is a wasteful number, since it uses less digits than its factorization.

12002112100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13766408 (or 13766406 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12002112100212 its reverse (21200121120021), we get a palindrome (33202233220233).

The spelling of 12002112100212 in words is "twelve trillion, two billion, one hundred twelve million, one hundred thousand, two hundred twelve".