11313113112 has 48 divisors (see below), whose sum is σ = 35016780240. Its totient is φ = 3232317888.

The previous prime is 11313113101. The next prime is 11313113113. The reversal of 11313113112 is 21131131311.

11313113112 is a `hidden beast` number, since 11 + 31 + 311 + 311 + 2 = 666.

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11313113113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11222823 + ... + 11223830.

It is an arithmetic number, because the mean of its divisors is an integer number (729516255).

Almost surely, 2^11313113112 is an apocalyptic number.

11313113112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11313113112 is an abundant number, since it is smaller than the sum of its proper divisors (23703667128).

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

11313113112 is a wasteful number, since it uses less digits than its factorization.

11313113112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22446672 (or 22446665 counting only the distinct ones).

The product of its digits is 54, while the sum is 18.

Adding to 11313113112 its reverse (21131131311), we get a palindrome (32444244423).

The spelling of 11313113112 in words is "eleven billion, three hundred thirteen million, one hundred thirteen thousand, one hundred twelve".