Base | Representation |
---|---|
bin | 1010111011101101101110… |
… | …0000110101011111001001 |
3 | 1120120012022020202022011021 |
4 | 2232323123200311133021 |
5 | 3033423002313442301 |
6 | 41322212145032441 |
7 | 2350326422143660 |
oct | 256733340653711 |
9 | 46505266668137 |
10 | 12021001312201 |
11 | 3915094943572 |
12 | 1421901025721 |
13 | 692763673a3b |
14 | 2d7b68c73dd7 |
15 | 15ca61a2b8a1 |
hex | aeedb8357c9 |
12021001312201 has 16 divisors (see below), whose sum is σ = 13758978207744. Its totient is φ = 10288198437264.
The previous prime is 12021001312181. The next prime is 12021001312207. The reversal of 12021001312201 is 10221310012021.
It is a cyclic number.
It is not a de Polignac number, because 12021001312201 - 25 = 12021001312169 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12021001312207) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174773320 + ... + 174842086.
It is an arithmetic number, because the mean of its divisors is an integer number (859936137984).
Almost surely, 212021001312201 is an apocalyptic number.
It is an amenable number.
12021001312201 is a deficient number, since it is larger than the sum of its proper divisors (1737976895543).
12021001312201 is an equidigital number, since it uses as much as digits as its factorization.
12021001312201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106020.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 12021001312201 its reverse (10221310012021), we get a palindrome (22242311324222).
The spelling of 12021001312201 in words is "twelve trillion, twenty-one billion, one million, three hundred twelve thousand, two hundred one".
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