112102221222020 has 24 divisors (see below), whose sum is σ = 235477727853144. Its totient is φ = 44828876434176.

The previous prime is 112102221221971. The next prime is 112102221222091. The reversal of 112102221222020 is 20222122201211.

It can be written as a sum of positive squares in 4 ways, for example, as 11215233604 + 112091005988416 = 105902^2 + 10587304^2 .

It is a super-2 number, since 2×112102221222020² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 112102221221983 and 112102221222001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 750676889 + ... + 750826208.

It is an arithmetic number, because the mean of its divisors is an integer number (9811571993881).

Almost surely, 2^{112102221222020} is an apocalyptic number.

112102221222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112102221222020 is an abundant number, since it is smaller than the sum of its proper divisors (123375506631124).

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

112102221222020 is a wasteful number, since it uses less digits than its factorization.

112102221222020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501506839 (or 1501506837 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 112102221222020 its reverse (20222122201211), we get a palindrome (132324343423231).

The spelling of 112102221222020 in words is "one hundred twelve trillion, one hundred two billion, two hundred twenty-one million, two hundred twenty-two thousand, twenty".