112020203130 has 128 divisors (see below), whose sum is σ = 296299938816. Its totient is φ = 26879040000.

The previous prime is 112020203111. The next prime is 112020203179. The reversal of 112020203130 is 31302020211.

It is a Harshad number since it is a multiple of its sum of digits (15).

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 63 ways as a sum of consecutive naturals, for example, 13497142 + ... + 13505438.

It is an arithmetic number, because the mean of its divisors is an integer number (2314843272).

Almost surely, 2^112020203130 is an apocalyptic number.

112020203130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 112020203130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148149969408).

112020203130 is an abundant number, since it is smaller than the sum of its proper divisors (184279735686).

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

112020203130 is a wasteful number, since it uses less digits than its factorization.

112020203130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8732.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 112020203130 its reverse (31302020211), we get a palindrome (143322223341).

The spelling of 112020203130 in words is "one hundred twelve billion, twenty million, two hundred three thousand, one hundred thirty".