12002021021112 has 32 divisors (see below), whose sum is σ = 31770055645200. Its totient is φ = 3765339928064.

The previous prime is 12002021021101. The next prime is 12002021021141. The reversal of 12002021021112 is 21112012020021.

It is a junction number, because it is equal to n+sod(n) for n = 12002021021091 and 12002021021100.

It is a congruent number.

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, 14708358687 + ... + 14708359502.

Almost surely, 2^{12002021021112} is an apocalyptic number.

12002021021112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12002021021112 is an abundant number, since it is smaller than the sum of its proper divisors (19768034624088).

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

12002021021112 is a wasteful number, since it uses less digits than its factorization.

12002021021112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29416718215 (or 29416718211 counting only the distinct ones).

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

Adding to 12002021021112 its reverse (21112012020021), we get a palindrome (33114033041133).

The spelling of 12002021021112 in words is "twelve trillion, two billion, twenty-one million, twenty-one thousand, one hundred twelve".