Base | Representation |
---|---|
bin | 10001011101110001100… |
… | …000000111011110001001 |
3 | 11020201221000021021021202 |
4 | 101131301200013132021 |
5 | 124131002212321301 |
6 | 2315210405513545 |
7 | 152466035460605 |
oct | 21356140073611 |
9 | 4221830237252 |
10 | 1200200120201 |
11 | 423002751395 |
12 | 1747347128b5 |
13 | 89241bb4924 |
14 | 42138d3c505 |
15 | 2134756a66b |
hex | 11771807789 |
1200200120201 has 32 divisors (see below), whose sum is σ = 1299192307200. Its totient is φ = 1105321282560.
The previous prime is 1200200120191. The next prime is 1200200120213. The reversal of 1200200120201 is 1020210020021.
It is a happy number.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1200200120201 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1200200120281) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39116096 + ... + 39146766.
It is an arithmetic number, because the mean of its divisors is an integer number (40599759600).
Almost surely, 21200200120201 is an apocalyptic number.
It is an amenable number.
1200200120201 is a deficient number, since it is larger than the sum of its proper divisors (98992186999).
1200200120201 is a wasteful number, since it uses less digits than its factorization.
1200200120201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31169.
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 1200200120201 its reverse (1020210020021), we get a palindrome (2220410140222).
The spelling of 1200200120201 in words is "one trillion, two hundred billion, two hundred million, one hundred twenty thousand, two hundred one".
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