12013230122203 has 4 divisors (see below), whose sum is σ = 12033285598800. Its totient is φ = 11993174645608.

The previous prime is 12013230122149. The next prime is 12013230122227. The reversal of 12013230122203 is 30222103231021.

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-12013230122203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12013230122503) 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, 10027737400 + ... + 10027738597.

It is an arithmetic number, because the mean of its divisors is an integer number (3008321399700).

Almost surely, 2^{12013230122203} is an apocalyptic number.

12013230122203 is a deficient number, since it is larger than the sum of its proper divisors (20055476597).

12013230122203 is an equidigital number, since it uses as much as digits as its factorization.

12013230122203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20055476596.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12013230122203 its reverse (30222103231021), we get a palindrome (42235333353224).

The spelling of 12013230122203 in words is "twelve trillion, thirteen billion, two hundred thirty million, one hundred twenty-two thousand, two hundred three".