12112315203 has 8 divisors (see below), whose sum is σ = 16150433616. Its totient is φ = 8074536800.

The previous prime is 12112315199. The next prime is 12112315253. The reversal of 12112315203 is 30251321121.

12112315203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12112315203 - 2² = 12112315199 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12112315203.

It is not an unprimeable number, because it can be changed into a prime (12112315253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14893 + ... + 156353.

It is an arithmetic number, because the mean of its divisors is an integer number (2018804202).

Almost surely, 2^12112315203 is an apocalyptic number.

12112315203 is a deficient number, since it is larger than the sum of its proper divisors (4038118413).

12112315203 is a wasteful number, since it uses less digits than its factorization.

12112315203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170005.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 12112315203 its reverse (30251321121), we get a palindrome (42363636324).

The spelling of 12112315203 in words is "twelve billion, one hundred twelve million, three hundred fifteen thousand, two hundred three".