12113002211 has 4 divisors (see below), whose sum is σ = 12187315272. Its totient is φ = 12038689152.

The previous prime is 12113002207. The next prime is 12113002219. The reversal of 12113002211 is 11220031121.

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 12113002211 - 2² = 12113002207 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12113002219) 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 3 ways as a sum of consecutive naturals, for example, 37156286 + ... + 37156611.

It is an arithmetic number, because the mean of its divisors is an integer number (3046828818).

Almost surely, 2^12113002211 is an apocalyptic number.

12113002211 is a deficient number, since it is larger than the sum of its proper divisors (74313061).

12113002211 is an equidigital number, since it uses as much as digits as its factorization.

12113002211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74313060.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 12113002211 its reverse (11220031121), we get a palindrome (23333033332).

The spelling of 12113002211 in words is "twelve billion, one hundred thirteen million, two thousand, two hundred eleven".