12111203230023 has 32 divisors (see below), whose sum is σ = 17028538372800. Its totient is φ = 7644925223936.

The previous prime is 12111203229997. The next prime is 12111203230033. The reversal of 12111203230023 is 32003230211121.

It is a cyclic number.

It is not a de Polignac number, because 12111203230023 - 2⁶ = 12111203229959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12111203230033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8905411 + ... + 10174907.

It is an arithmetic number, because the mean of its divisors is an integer number (532141824150).

Almost surely, 2^{12111203230023} is an apocalyptic number.

12111203230023 is a deficient number, since it is larger than the sum of its proper divisors (4917335142777).

12111203230023 is a wasteful number, since it uses less digits than its factorization.

12111203230023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271651.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12111203230023 its reverse (32003230211121), we get a palindrome (44114433441144).

The spelling of 12111203230023 in words is "twelve trillion, one hundred eleven billion, two hundred three million, two hundred thirty thousand, twenty-three".