11431100112 has 80 divisors (see below), whose sum is σ = 31746063360. Its totient is φ = 3533003136.

The previous prime is 11431100111. The next prime is 11431100123. The reversal of 11431100112 is 21100113411.

11431100112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11431100091 and 11431100100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11431100111) 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, 90478 + ... + 176205.

It is an arithmetic number, because the mean of its divisors is an integer number (396825792).

Almost surely, 2^11431100112 is an apocalyptic number.

11431100112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11431100112 is an abundant number, since it is smaller than the sum of its proper divisors (20314963248).

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

11431100112 is a wasteful number, since it uses less digits than its factorization.

11431100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266760 (or 266754 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 11431100112 its reverse (21100113411), we get a palindrome (32531213523).

The spelling of 11431100112 in words is "eleven billion, four hundred thirty-one million, one hundred thousand, one hundred twelve".