112011112121020 has 96 divisors (see below), whose sum is σ = 287771635468800. Its totient is φ = 35765903165184.

The previous prime is 112011112120997. The next prime is 112011112121021. The reversal of 112011112121020 is 20121211110211.

It is a junction number, because it is equal to n+sod(n) for n = 112011112120985 and 112011112121003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112011112121021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 356702727 + ... + 357016606.

It is an arithmetic number, because the mean of its divisors is an integer number (2997621202800).

Almost surely, 2^{112011112121020} is an apocalyptic number.

112011112121020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112011112121020 is an abundant number, since it is smaller than the sum of its proper divisors (175760523347780).

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

112011112121020 is a wasteful number, since it uses less digits than its factorization.

112011112121020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713719427 (or 713719425 counting only the distinct ones).

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

Adding to 112011112121020 its reverse (20121211110211), we get a palindrome (132132323231231).

The spelling of 112011112121020 in words is "one hundred twelve trillion, eleven billion, one hundred twelve million, one hundred twenty-one thousand, twenty".