12011331211233 has 16 divisors (see below), whose sum is σ = 16858094863680. Its totient is φ = 7586065157184.

The previous prime is 12011331211213. The next prime is 12011331211241. The reversal of 12011331211233 is 33211213311021.

It is not a de Polignac number, because 12011331211233 - 2¹⁰ = 12011331210209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12011331211213) 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, 14242135 + ... + 15061907.

It is an arithmetic number, because the mean of its divisors is an integer number (1053630928980).

Almost surely, 2^{12011331211233} is an apocalyptic number.

It is an amenable number.

12011331211233 is a deficient number, since it is larger than the sum of its proper divisors (4846763652447).

12011331211233 is a wasteful number, since it uses less digits than its factorization.

12011331211233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076848.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 12011331211233 its reverse (33211213311021), we get a palindrome (45222544522254).

The spelling of 12011331211233 in words is "twelve trillion, eleven billion, three hundred thirty-one million, two hundred eleven thousand, two hundred thirty-three".