12132233011 has 4 divisors (see below), whose sum is σ = 12132480672. Its totient is φ = 12131985352.

The previous prime is 12132232997. The next prime is 12132233017. The reversal of 12132233011 is 11033223121.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12132233011 - 2¹¹ = 12132230963 is a prime.

It is a super-2 number, since 2×12132233011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12132233011.

It is not an unprimeable number, because it can be changed into a prime (12132233017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22960 + ... + 157453.

It is an arithmetic number, because the mean of its divisors is an integer number (3033120168).

Almost surely, 2^12132233011 is an apocalyptic number.

12132233011 is a deficient number, since it is larger than the sum of its proper divisors (247661).

12132233011 is an equidigital number, since it uses as much as digits as its factorization.

12132233011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247660.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12132233011 its reverse (11033223121), we get a palindrome (23165456132).

The spelling of 12132233011 in words is "twelve billion, one hundred thirty-two million, two hundred thirty-three thousand, eleven".