12232132211 has 4 divisors (see below), whose sum is σ = 13173065472. Its totient is φ = 11291198952.

The previous prime is 12232132201. The next prime is 12232132223. The reversal of 12232132211 is 11223123221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12232132211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12232132201) 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, 470466611 + ... + 470466636.

It is an arithmetic number, because the mean of its divisors is an integer number (3293266368).

Almost surely, 2^12232132211 is an apocalyptic number.

12232132211 is a deficient number, since it is larger than the sum of its proper divisors (940933261).

12232132211 is an equidigital number, since it uses as much as digits as its factorization.

12232132211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940933260.

The product of its digits is 288, while the sum is 20.

Adding to 12232132211 its reverse (11223123221), we get a palindrome (23455255432).

The spelling of 12232132211 in words is "twelve billion, two hundred thirty-two million, one hundred thirty-two thousand, two hundred eleven".