12305113024203 has 24 divisors (see below), whose sum is σ = 18579654379520. Its totient is φ = 7838291663280.

The previous prime is 12305113024199. The next prime is 12305113024213. The reversal of 12305113024203 is 30242031150321.

12305113024203 is a `hidden beast` number, since 1 + 2 + 305 + 1 + 130 + 24 + 203 = 666.

It is not a de Polignac number, because 12305113024203 - 2² = 12305113024199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12305113024213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 279119401 + ... + 279163482.

Almost surely, 2^{12305113024203} is an apocalyptic number.

12305113024203 is a deficient number, since it is larger than the sum of its proper divisors (6274541355317).

12305113024203 is a wasteful number, since it uses less digits than its factorization.

12305113024203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558282999 (or 558282996 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 12305113024203 its reverse (30242031150321), we get a palindrome (42547144174524).

The spelling of 12305113024203 in words is "twelve trillion, three hundred five billion, one hundred thirteen million, twenty-four thousand, two hundred three".