12110203030123 has 12 divisors (see below), whose sum is σ = 13324566302320. Its totient is φ = 10998232969680.

The previous prime is 12110203030111. The next prime is 12110203030157. The reversal of 12110203030123 is 32103030201121.

It is a de Polignac number, because none of the positive numbers 2^k-12110203030123 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12110203030123.

It is not an unprimeable number, because it can be changed into a prime (12110203010123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50072103 + ... + 50313376.

Almost surely, 2^{12110203030123} is an apocalyptic number.

12110203030123 is a deficient number, since it is larger than the sum of its proper divisors (1214363272197).

12110203030123 is a wasteful number, since it uses less digits than its factorization.

12110203030123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100386498 (or 100386487 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12110203030123 its reverse (32103030201121), we get a palindrome (44213233231244).

The spelling of 12110203030123 in words is "twelve trillion, one hundred ten billion, two hundred three million, thirty thousand, one hundred twenty-three".