11112340203 has 24 divisors (see below), whose sum is σ = 16491696000. Its totient is φ = 7205065344.

The previous prime is 11112340201. The next prime is 11112340223. The reversal of 11112340203 is 30204321111.

11112340203 is a `hidden beast` number, since 11 + 112 + 340 + 203 = 666.

It is not a de Polignac number, because 11112340203 - 2¹ = 11112340201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11112340201) 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 23 ways as a sum of consecutive naturals, for example, 1063398 + ... + 1073796.

It is an arithmetic number, because the mean of its divisors is an integer number (687154000).

Almost surely, 2^11112340203 is an apocalyptic number.

11112340203 is a deficient number, since it is larger than the sum of its proper divisors (5379355797).

11112340203 is a wasteful number, since it uses less digits than its factorization.

11112340203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13651 (or 13648 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11112340203 its reverse (30204321111), we get a palindrome (41316661314).

The spelling of 11112340203 in words is "eleven billion, one hundred twelve million, three hundred forty thousand, two hundred three".