112130020100 has 144 divisors (see below), whose sum is σ = 280812026880. Its totient is φ = 38068684800.

The previous prime is 112130020087. The next prime is 112130020109. The reversal of 112130020100 is 1020031211.

It is not an unprimeable number, because it can be changed into a prime (112130020109) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45934880 + ... + 45937320.

It is an arithmetic number, because the mean of its divisors is an integer number (1950083520).

Almost surely, 2^112130020100 is an apocalyptic number.

112130020100 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 112130020100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140406013440).

112130020100 is an abundant number, since it is smaller than the sum of its proper divisors (168682006780).

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

112130020100 is a wasteful number, since it uses less digits than its factorization.

112130020100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3078 (or 3071 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 112130020100 its reverse (1020031211), we get a palindrome (113150051311).

The spelling of 112130020100 in words is "one hundred twelve billion, one hundred thirty million, twenty thousand, one hundred".