12112312232203 has 8 divisors (see below), whose sum is σ = 12138350941440. Its totient is φ = 12086297558400.

The previous prime is 12112312232179. The next prime is 12112312232219. The reversal of 12112312232203 is 30223221321121.

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 12112312232203 - 2⁵ = 12112312232171 is a prime.

It is a super-2 number, since 2×12112312232203² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12112312230203) 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, 4999723 + ... + 7015828.

It is an arithmetic number, because the mean of its divisors is an integer number (1517293867680).

Almost surely, 2^{12112312232203} is an apocalyptic number.

12112312232203 is a deficient number, since it is larger than the sum of its proper divisors (26038709237).

12112312232203 is a wasteful number, since it uses less digits than its factorization.

12112312232203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12017717.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 12112312232203 its reverse (30223221321121), we get a palindrome (42335533553324).

The spelling of 12112312232203 in words is "twelve trillion, one hundred twelve billion, three hundred twelve million, two hundred thirty-two thousand, two hundred three".