Base | Representation |
---|---|
bin | 1011000000011011100010… |
… | …0111000100001001110001 |
3 | 1120211221102120221020100220 |
4 | 2300012320213010021301 |
5 | 3041234414122334301 |
6 | 41423331415203253 |
7 | 2356225224515133 |
oct | 260067047041161 |
9 | 46757376836326 |
10 | 12102020121201 |
11 | 394648a94a95a |
12 | 1435552076529 |
13 | 69a2a589ccca |
14 | 2dba53055053 |
15 | 15ec04694936 |
hex | b01b89c4271 |
12102020121201 has 16 divisors (see below), whose sum is σ = 16308960092544. Its totient is φ = 7981613950464.
The previous prime is 12102020121199. The next prime is 12102020121203. The reversal of 12102020121201 is 10212102020121.
It is an interprime number because it is at equal distance from previous prime (12102020121199) and next prime (12102020121203).
It is not a de Polignac number, because 12102020121201 - 21 = 12102020121199 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12102020121203) 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, 7673965 + ... + 9115578.
It is an arithmetic number, because the mean of its divisors is an integer number (1019310005784).
Almost surely, 212102020121201 is an apocalyptic number.
It is an amenable number.
12102020121201 is a deficient number, since it is larger than the sum of its proper divisors (4206939971343).
12102020121201 is a wasteful number, since it uses less digits than its factorization.
12102020121201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16792120.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 12102020121201 its reverse (10212102020121), we get a palindrome (22314122141322).
The spelling of 12102020121201 in words is "twelve trillion, one hundred two billion, twenty million, one hundred twenty-one thousand, two hundred one".
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