12010011121011 has 16 divisors (see below), whose sum is σ = 16530023024640. Its totient is φ = 7748340250560.

The previous prime is 12010011121001. The next prime is 12010011121019. The reversal of 12010011121011 is 11012111001021.

It is not a de Polignac number, because 12010011121011 - 2⁵ = 12010011120979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12010011121019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16289410 + ... + 17010728.

It is an arithmetic number, because the mean of its divisors is an integer number (1033126439040).

Almost surely, 2^{12010011121011} is an apocalyptic number.

12010011121011 is a deficient number, since it is larger than the sum of its proper divisors (4520011903629).

12010011121011 is a wasteful number, since it uses less digits than its factorization.

12010011121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900386.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 12010011121011 its reverse (11012111001021), we get a palindrome (23022122122032).

The spelling of 12010011121011 in words is "twelve trillion, ten billion, eleven million, one hundred twenty-one thousand, eleven".