11111313132 has 48 divisors (see below), whose sum is σ = 28934075520. Its totient is φ = 3687446736.

The previous prime is 11111313131. The next prime is 11111313163. The reversal of 11111313132 is 23131311111.

11111313132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11111313132² (a number of 21 digits) contains 22 as substring.

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 and also a Zuckerman number because it is divisible by the product of its digits.

It is not an unprimeable number, because it can be changed into a prime (11111313131) 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, 202098 + ... + 251129.

It is an arithmetic number, because the mean of its divisors is an integer number (602793240).

Almost surely, 2^11111313132 is an apocalyptic number.

11111313132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11111313132 is an abundant number, since it is smaller than the sum of its proper divisors (17822762388).

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

11111313132 is a wasteful number, since it uses less digits than its factorization.

11111313132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453467 (or 453459 counting only the distinct ones).

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

Adding to 11111313132 its reverse (23131311111), we get a palindrome (34242624243).

The spelling of 11111313132 in words is "eleven billion, one hundred eleven million, three hundred thirteen thousand, one hundred thirty-two".