112011120122020 has 144 divisors (see below), whose sum is σ = 283029147717120. Its totient is φ = 37089282585600.

The previous prime is 112011120121961. The next prime is 112011120122063. The reversal of 112011120122020 is 20221021110211.

It is a junction number, because it is equal to n+sod(n) for n = 112011120121985 and 112011120122003.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11161996 + ... + 18671164.

It is an arithmetic number, because the mean of its divisors is an integer number (1965480192480).

Almost surely, 2^{112011120122020} is an apocalyptic number.

112011120122020 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 112011120122020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141514573858560).

112011120122020 is an abundant number, since it is smaller than the sum of its proper divisors (171018027595100).

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

112011120122020 is a wasteful number, since it uses less digits than its factorization.

112011120122020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7509714 (or 7509705 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 112011120122020 its reverse (20221021110211), we get a palindrome (132232141232231).

The spelling of 112011120122020 in words is "one hundred twelve trillion, eleven billion, one hundred twenty million, one hundred twenty-two thousand, twenty".