Base | Representation |
---|---|
bin | 1001001001100100110101… |
… | …00100010000111010101001 |
3 | 2122020110210201121220011020 |
4 | 10210302122210100322221 |
5 | 10114122202310342301 |
6 | 110443033530123053 |
7 | 4144431544201161 |
oct | 444623244207251 |
9 | 78213721556136 |
10 | 20120220012201 |
11 | 6457a34733621 |
12 | 230b524b80489 |
13 | b2c436c4122a |
14 | 4d7b768b55a1 |
15 | 24d58e2ea436 |
hex | 124c9a910ea9 |
20120220012201 has 16 divisors (see below), whose sum is σ = 27460253962944. Its totient is φ = 13097046924864.
The previous prime is 20120220012187. The next prime is 20120220012293. The reversal of 20120220012201 is 10221002202102.
It is not a de Polignac number, because 20120220012201 - 241 = 17921196756649 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20120220012901) 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 15 ways as a sum of consecutive naturals, for example, 26358486 + ... + 27111071.
It is an arithmetic number, because the mean of its divisors is an integer number (1716265872684).
Almost surely, 220120220012201 is an apocalyptic number.
It is an amenable number.
20120220012201 is a deficient number, since it is larger than the sum of its proper divisors (7340033950743).
20120220012201 is a wasteful number, since it uses less digits than its factorization.
20120220012201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53472520.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 20120220012201 its reverse (10221002202102), we get a palindrome (30341222214303).
The spelling of 20120220012201 in words is "twenty trillion, one hundred twenty billion, two hundred twenty million, twelve thousand, two hundred one".
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