113123200203 has 96 divisors (see below), whose sum is σ = 184028120640. Its totient is φ = 66483486720.

The previous prime is 113123200117. The next prime is 113123200219. The reversal of 113123200203 is 302002321311.

113123200203 is a `hidden beast` number, since 11 + 312 + 320 + 0 + 20 + 3 = 666.

It is not a de Polignac number, because 113123200203 - 2³⁶ = 44403723467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113123240203) 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 95 ways as a sum of consecutive naturals, for example, 148650343 + ... + 148651103.

It is an arithmetic number, because the mean of its divisors is an integer number (1916959590).

Almost surely, 2^113123200203 is an apocalyptic number.

113123200203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

113123200203 is a deficient number, since it is larger than the sum of its proper divisors (70904920437).

113123200203 is a wasteful number, since it uses less digits than its factorization.

113123200203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1229 (or 1226 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 113123200203 its reverse (302002321311), we get a palindrome (415125521514).

The spelling of 113123200203 in words is "one hundred thirteen billion, one hundred twenty-three million, two hundred thousand, two hundred three".