Base | Representation |
---|---|
bin | 1001000110000101010011… |
… | …00010000010000101100001 |
3 | 2121211000001011101021112010 |
4 | 10203002221202002011201 |
5 | 10110140413233013441 |
6 | 110311545350023133 |
7 | 4132652620011642 |
oct | 443025142020541 |
9 | 77730034337463 |
10 | 20000212001121 |
11 | 64110512a7680 |
12 | 22b0212647aa9 |
13 | b210201b06a1 |
14 | 4d20304856c9 |
15 | 24a3b87b1116 |
hex | 1230a9882161 |
20000212001121 has 16 divisors (see below), whose sum is σ = 29091292198848. Its totient is φ = 12121309464000.
The previous prime is 20000212001093. The next prime is 20000212001129. The reversal of 20000212001121 is 12110021200002.
It is not a de Polignac number, because 20000212001121 - 25 = 20000212001089 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20000212001097 and 20000212001106.
It is not an unprimeable number, because it can be changed into a prime (20000212001129) 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, 24964071 + ... + 25752771.
It is an arithmetic number, because the mean of its divisors is an integer number (1818205762428).
Almost surely, 220000212001121 is an apocalyptic number.
It is an amenable number.
20000212001121 is a deficient number, since it is larger than the sum of its proper divisors (9091080197727).
20000212001121 is a wasteful number, since it uses less digits than its factorization.
20000212001121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1557152.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 20000212001121 its reverse (12110021200002), we get a palindrome (32110233201123).
The spelling of 20000212001121 in words is "twenty trillion, two hundred twelve million, one thousand, one hundred twenty-one".
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