12011330212011 has 24 divisors (see below), whose sum is σ = 18700496587136. Its totient is φ = 7385176995840.

The previous prime is 12011330212009. The next prime is 12011330212033. The reversal of 12011330212011 is 11021203311021.

12011330212011 is a `hidden beast` number, since 1 + 201 + 1 + 330 + 2 + 120 + 11 = 666.

It is not a de Polignac number, because 12011330212011 - 2¹ = 12011330212009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12011330212111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44384155 + ... + 44653956.

Almost surely, 2^{12011330212011} is an apocalyptic number.

12011330212011 is a deficient number, since it is larger than the sum of its proper divisors (6689166375125).

12011330212011 is a wasteful number, since it uses less digits than its factorization.

12011330212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89039283 (or 89039280 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 12011330212011 its reverse (11021203311021), we get a palindrome (23032533523032).

The spelling of 12011330212011 in words is "twelve trillion, eleven billion, three hundred thirty million, two hundred twelve thousand, eleven".