12112130011 has 4 divisors (see below), whose sum is σ = 12115347400. Its totient is φ = 12108912624.

The previous prime is 12112129973. The next prime is 12112130021. The reversal of 12112130011 is 11003121121.

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 12112130011 - 2¹⁵ = 12112097243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12112129973 and 12112130000.

It is not an unprimeable number, because it can be changed into a prime (12112130021) 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, 1603041 + ... + 1610578.

It is an arithmetic number, because the mean of its divisors is an integer number (3028836850).

Almost surely, 2^12112130011 is an apocalyptic number.

12112130011 is a deficient number, since it is larger than the sum of its proper divisors (3217389).

12112130011 is an equidigital number, since it uses as much as digits as its factorization.

12112130011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3217388.

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

Adding to 12112130011 its reverse (11003121121), we get a palindrome (23115251132).

The spelling of 12112130011 in words is "twelve billion, one hundred twelve million, one hundred thirty thousand, eleven".