| Base | Representation |
|---|---|
| bin | 11001100001000001111100… |
| … | …111010000101101010011100 |
| 3 | 112201100020000111222100121200 |
| 4 | 121201001330322011222130 |
| 5 | 104202112102241042340 |
| 6 | 1034401341033355500 |
| 7 | 32431462010501220 |
| oct | 3141017472055234 |
| 9 | 481306014870550 |
| 10 | 112221001112220 |
| 11 | 32836728594670 |
| 12 | 10705222268b90 |
| 13 | 4a80519a68b00 |
| 14 | 1d9d74db14780 |
| 15 | ce91d4731330 |
| hex | 66107ce85a9c |
112221001112220 has 1728 divisors, whose sum is σ = 482969476813824. Its totient is φ = 20455423672320.
The previous prime is 112221001112219. The next prime is 112221001112237. The reversal of 112221001112220 is 22211100122211.
112221001112220 is a `hidden beast` number, since 1 + 122 + 210 + 0 + 1 + 112 + 220 = 666.
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 = 112221001112193 and 112221001112202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 3726647884 + ... + 3726677996.
It is an arithmetic number, because the mean of its divisors is an integer number (279496225008).
Almost surely, 2112221001112220 is an apocalyptic number.
112221001112220 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 112221001112220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241484738406912).
112221001112220 is an abundant number, since it is smaller than the sum of its proper divisors (370748475701604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
112221001112220 is a wasteful number, since it uses less digits than its factorization.
112221001112220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30252 (or 30234 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 18.
Adding to 112221001112220 its reverse (22211100122211), we get a palindrome (134432101234431).
Subtracting from 112221001112220 its reverse (22211100122211), we obtain a palindrome (90009900990009).
The spelling of 112221001112220 in words is "one hundred twelve trillion, two hundred twenty-one billion, one million, one hundred twelve thousand, two hundred twenty".
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