12002112011011 has 96 divisors (see below), whose sum is σ = 13992594739200. Its totient is φ = 10240705843200.

The previous prime is 12002112011009. The next prime is 12002112011041. The reversal of 12002112011011 is 11011021120021.

It is a happy number.

It is not a de Polignac number, because 12002112011011 - 2¹ = 12002112011009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12002112010982 and 12002112011000.

It is not an unprimeable number, because it can be changed into a prime (12002112011041) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2202623815 + ... + 2202629263.

It is an arithmetic number, because the mean of its divisors is an integer number (145756195200).

Almost surely, 2^{12002112011011} is an apocalyptic number.

12002112011011 is a deficient number, since it is larger than the sum of its proper divisors (1990482728189).

12002112011011 is a wasteful number, since it uses less digits than its factorization.

12002112011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5685 (or 5648 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12002112011011 its reverse (11011021120021), we get a palindrome (23013133131032).

The spelling of 12002112011011 in words is "twelve trillion, two billion, one hundred twelve million, eleven thousand, eleven".