Base | Representation |
---|---|
bin | 1011000000011100001101… |
… | …1101010000100111101001 |
3 | 1120211221220021100201121212 |
4 | 2300013003131100213221 |
5 | 3041240302214201301 |
6 | 41423401435442505 |
7 | 2356232564355143 |
oct | 260070335204751 |
9 | 46757807321555 |
10 | 12102202100201 |
11 | 3946573644424 |
12 | 14355a2bb6435 |
13 | 69a3044b78a5 |
14 | 2dba6d2a5c93 |
15 | 15ec1563e4bb |
hex | b01c37509e9 |
12102202100201 has 4 divisors (see below), whose sum is σ = 12300598856004. Its totient is φ = 11903805344400.
The previous prime is 12102202100189. The next prime is 12102202100203. The reversal of 12102202100201 is 10200120220121.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 2007449754025 + 10094752346176 = 1416845^2 + 3177224^2 .
It is a cyclic number.
It is not a de Polignac number, because 12102202100201 - 226 = 12102134991337 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12102202100203) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99198377810 + ... + 99198377931.
It is an arithmetic number, because the mean of its divisors is an integer number (3075149714001).
Almost surely, 212102202100201 is an apocalyptic number.
It is an amenable number.
12102202100201 is a deficient number, since it is larger than the sum of its proper divisors (198396755803).
12102202100201 is an equidigital number, since it uses as much as digits as its factorization.
12102202100201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 198396755802.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 12102202100201 its reverse (10200120220121), we get a palindrome (22302322320322).
The spelling of 12102202100201 in words is "twelve trillion, one hundred two billion, two hundred two million, one hundred thousand, two hundred one".
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