113023203012 has 48 divisors (see below), whose sum is σ = 303127372800. Its totient is φ = 36375282720.

The previous prime is 113023203011. The next prime is 113023203023. The reversal of 113023203012 is 210302320311.

113023203012 is a `hidden beast` number, since 1 + 1 + 302 + 320 + 30 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (113023203011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18040164 + ... + 18046427.

It is an arithmetic number, because the mean of its divisors is an integer number (6315153600).

Almost surely, 2^113023203012 is an apocalyptic number.

113023203012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113023203012 is an abundant number, since it is smaller than the sum of its proper divisors (190104169788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113023203012 is a wasteful number, since it uses less digits than its factorization.

113023203012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36086633 (or 36086625 counting only the distinct ones).

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

Adding to 113023203012 its reverse (210302320311), we get a palindrome (323325523323).

The spelling of 113023203012 in words is "one hundred thirteen billion, twenty-three million, two hundred three thousand, twelve".