112310491872 has 144 divisors (see below), whose sum is σ = 315363742848. Its totient is φ = 34975691520.

The previous prime is 112310491837. The next prime is 112310491873. The reversal of 112310491872 is 278194013211.

It is a super-2 number, since 2×112310491872² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112310491872.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112310491873) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2157997 + ... + 2209427.

It is an arithmetic number, because the mean of its divisors is an integer number (2190025992).

Almost surely, 2^112310491872 is an apocalyptic number.

112310491872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 112310491872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157681871424).

112310491872 is an abundant number, since it is smaller than the sum of its proper divisors (203053250976).

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

112310491872 is a wasteful number, since it uses less digits than its factorization.

112310491872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51533 (or 51502 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 39.

The spelling of 112310491872 in words is "one hundred twelve billion, three hundred ten million, four hundred ninety-one thousand, eight hundred seventy-two".