112321331100 has 252 divisors, whose sum is σ = 398663312040. Its totient is φ = 27229219200.

The previous prime is 112321331069. The next prime is 112321331119. The reversal of 112321331100 is 1133123211.

112321331100 is a `hidden beast` number, since 1 + 1 + 2 + 321 + 331 + 10 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 731866 + ... + 871934.

It is an arithmetic number, because the mean of its divisors is an integer number (1581997270).

Almost surely, 2^112321331100 is an apocalyptic number.

112321331100 is a gapful number since it is divisible by the number (10) 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 112321331100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199331656020).

112321331100 is an abundant number, since it is smaller than the sum of its proper divisors (286341980940).

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

112321331100 is a wasteful number, since it uses less digits than its factorization.

112321331100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140112 (or 140090 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 112321331100 its reverse (1133123211), we get a palindrome (113454454311).

The spelling of 112321331100 in words is "one hundred twelve billion, three hundred twenty-one million, three hundred thirty-one thousand, one hundred".