| Base | Representation |
|---|---|
| bin | 11011010101011100101001… |
| … | …010001011100011101010000 |
| 3 | 120202200000201200212120102100 |
| 4 | 123111130221101130131100 |
| 5 | 111224200324214134300 |
| 6 | 1103404453201120400 |
| 7 | 34215455322305664 |
| oct | 3325345121343520 |
| 9 | 522600650776370 |
| 10 | 120221122021200 |
| 11 | 3534054524a582 |
| 12 | 115977aa629100 |
| 13 | 5210a59714835 |
| 14 | 2198a3a4688a4 |
| 15 | dd73620cb700 |
| hex | 6d572945c750 |
120221122021200 has 360 divisors, whose sum is σ = 440828489724480. Its totient is φ = 30256165785600.
The previous prime is 120221122021171. The next prime is 120221122021223. The reversal of 120221122021200 is 2120221122021.
It is a happy number.
120221122021200 is a `hidden beast` number, since 1 + 2 + 0 + 221 + 1 + 220 + 21 + 200 = 666.
It is a tau number, because it is divible by the number of its divisors (360).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 14647720 + ... + 21330680.
It is an arithmetic number, because the mean of its divisors is an integer number (1224523582568).
Almost surely, 2120221122021200 is an apocalyptic number.
120221122021200 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 120221122021200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220414244862240).
120221122021200 is an abundant number, since it is smaller than the sum of its proper divisors (320607367703280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120221122021200 is a wasteful number, since it uses less digits than its factorization.
120221122021200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6683267 (or 6683253 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 120221122021200 its reverse (2120221122021), we get a palindrome (122341343143221).
The spelling of 120221122021200 in words is "one hundred twenty trillion, two hundred twenty-one billion, one hundred twenty-two million, twenty-one thousand, two hundred".
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