112131261116 has 72 divisors (see below), whose sum is σ = 232789878720. Its totient is φ = 47105804928.

The previous prime is 112131261089. The next prime is 112131261131. The reversal of 112131261116 is 611162131211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12762461 + ... + 12771243.

It is an arithmetic number, because the mean of its divisors is an integer number (3233192760).

Almost surely, 2^112131261116 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112131261116, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116394939360).

112131261116 is an abundant number, since it is smaller than the sum of its proper divisors (120658617604).

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

112131261116 is a wasteful number, since it uses less digits than its factorization.

112131261116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10083 (or 10074 counting only the distinct ones).

The product of its digits is 432, while the sum is 26.

Adding to 112131261116 its reverse (611162131211), we get a palindrome (723293392327).

The spelling of 112131261116 in words is "one hundred twelve billion, one hundred thirty-one million, two hundred sixty-one thousand, one hundred sixteen".