112111020212220 has 192 divisors, whose sum is σ = 363972147840000. Its totient is φ = 28595056672512.

The previous prime is 112111020212201. The next prime is 112111020212227. The reversal of 112111020212220 is 22212020111211.

112111020212220 is a `hidden beast` number, since 1 + 1 + 211 + 1 + 0 + 20 + 212 + 220 = 666.

112111020212220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 112111020212193 and 112111020212202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112111020212227) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 271282306 + ... + 271695254.

It is an arithmetic number, because the mean of its divisors is an integer number (1895688270000).

Almost surely, 2^{112111020212220} is an apocalyptic number.

112111020212220 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 112111020212220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181986073920000).

112111020212220 is an abundant number, since it is smaller than the sum of its proper divisors (251861127627780).

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

112111020212220 is a wasteful number, since it uses less digits than its factorization.

112111020212220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434849 (or 434841 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 112111020212220 its reverse (22212020111211), we get a palindrome (134323040323431).

The spelling of 112111020212220 in words is "one hundred twelve trillion, one hundred eleven billion, twenty million, two hundred twelve thousand, two hundred twenty".