111311101132 has 48 divisors (see below), whose sum is σ = 245786671872. Its totient is φ = 42845446080.

The previous prime is 111311101061. The next prime is 111311101159. The reversal of 111311101132 is 231101113111.

It is a super-2 number, since 2×111311101132² (a number of 23 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 2151543 + ... + 2202670.

It is an arithmetic number, because the mean of its divisors is an integer number (5120555664).

Almost surely, 2^111311101132 is an apocalyptic number.

It is an amenable number.

111311101132 is an abundant number, since it is smaller than the sum of its proper divisors (134475570740).

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

111311101132 is a wasteful number, since it uses less digits than its factorization.

111311101132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4354318 (or 4354316 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 111311101132 its reverse (231101113111), we get a palindrome (342412214243).

The spelling of 111311101132 in words is "one hundred eleven billion, three hundred eleven million, one hundred one thousand, one hundred thirty-two".