111211311132 has 36 divisors (see below), whose sum is σ = 281193126760. Its totient is φ = 37060461792.

The previous prime is 111211311103. The next prime is 111211311193. The reversal of 111211311132 is 231113112111.

111211311132 is a `hidden beast` number, since 1 + 11 + 211 + 311 + 132 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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 a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 279382 + ... + 548157.

Almost surely, 2^111211311132 is an apocalyptic number.

111211311132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111211311132 is an abundant number, since it is smaller than the sum of its proper divisors (169981815628).

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

111211311132 is a wasteful number, since it uses less digits than its factorization.

111211311132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831282 (or 831277 counting only the distinct ones).

The product of its digits is 36, while the sum is 18.

Adding to 111211311132 its reverse (231113112111), we get a palindrome (342324423243).

The spelling of 111211311132 in words is "one hundred eleven billion, two hundred eleven million, three hundred eleven thousand, one hundred thirty-two".