12132110011 has 4 divisors (see below), whose sum is σ = 13865268592. Its totient is φ = 10398951432.

The previous prime is 12132109921. The next prime is 12132110017. The reversal of 12132110011 is 11001123121.

It is a happy number.

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 12132110011 - 2⁷ = 12132109883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12132109973 and 12132110000.

It is not an unprimeable number, because it can be changed into a prime (12132110017) 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, 866579280 + ... + 866579293.

It is an arithmetic number, because the mean of its divisors is an integer number (3466317148).

Almost surely, 2^12132110011 is an apocalyptic number.

12132110011 is a deficient number, since it is larger than the sum of its proper divisors (1733158581).

12132110011 is an equidigital number, since it uses as much as digits as its factorization.

12132110011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733158580.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 12132110011 its reverse (11001123121), we get a palindrome (23133233132).

The spelling of 12132110011 in words is "twelve billion, one hundred thirty-two million, one hundred ten thousand, eleven".