12132043111 has 4 divisors (see below), whose sum is σ = 12194903632. Its totient is φ = 12069182592.

The previous prime is 12132043103. The next prime is 12132043117. The reversal of 12132043111 is 11134023121.

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 12132043111 - 2³ = 12132043103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12132043117) 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, 31429971 + ... + 31430356.

It is an arithmetic number, because the mean of its divisors is an integer number (3048725908).

Almost surely, 2^12132043111 is an apocalyptic number.

12132043111 is a deficient number, since it is larger than the sum of its proper divisors (62860521).

12132043111 is an equidigital number, since it uses as much as digits as its factorization.

12132043111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62860520.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12132043111 its reverse (11134023121), we get a palindrome (23266066232).

The spelling of 12132043111 in words is "twelve billion, one hundred thirty-two million, forty-three thousand, one hundred eleven".