Base | Representation |
---|---|
bin | 11011010010011000001101… |
… | …010101110111100011100101 |
3 | 120201220212022011220210121012 |
4 | 123102120031111313203211 |
5 | 111212221342201134341 |
6 | 1103123531430432005 |
7 | 34164310430012306 |
oct | 3322301525674345 |
9 | 521825264823535 |
10 | 120010200021221 |
11 | 3526a049286114 |
12 | 11562945202605 |
13 | 51c6bb46aaca3 |
14 | 218c74b9bc7ad |
15 | dd1b19d740eb |
hex | 6d260d5778e5 |
120010200021221 has 8 divisors (see below), whose sum is σ = 121111860223200. Its totient is φ = 118908551622960.
The previous prime is 120010200021199. The next prime is 120010200021227. The reversal of 120010200021221 is 122120002010021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-120010200021221 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 120010200021196 and 120010200021205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120010200021227) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18167186 + ... + 23876076.
It is an arithmetic number, because the mean of its divisors is an integer number (15138982527900).
Almost surely, 2120010200021221 is an apocalyptic number.
It is an amenable number.
120010200021221 is a deficient number, since it is larger than the sum of its proper divisors (1101660201979).
120010200021221 is a wasteful number, since it uses less digits than its factorization.
120010200021221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5901859.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 120010200021221 its reverse (122120002010021), we get a palindrome (242130202031242).
The spelling of 120010200021221 in words is "one hundred twenty trillion, ten billion, two hundred million, twenty-one thousand, two hundred twenty-one".
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