Base | Representation |
---|---|
bin | 10001101000110001100… |
… | …110101011110111011001 |
3 | 11021212102021021211222220 |
4 | 101220301212223313121 |
5 | 124324200312032301 |
6 | 2324442512534253 |
7 | 153364545352041 |
oct | 21506146536731 |
9 | 4255367254886 |
10 | 1212013002201 |
11 | 428014819491 |
12 | 176a90851389 |
13 | 8a3a5352731 |
14 | 42939b6c721 |
15 | 217d9678936 |
hex | 11a319abdd9 |
1212013002201 has 16 divisors (see below), whose sum is σ = 1694752742400. Its totient is φ = 768994039440.
The previous prime is 1212013002181. The next prime is 1212013002203. The reversal of 1212013002201 is 1022003102121.
It is not a de Polignac number, because 1212013002201 - 213 = 1212012994009 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1212013002203) 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, 44120455 + ... + 44147916.
It is an arithmetic number, because the mean of its divisors is an integer number (105922046400).
Almost surely, 21212013002201 is an apocalyptic number.
It is an amenable number.
1212013002201 is a deficient number, since it is larger than the sum of its proper divisors (482739740199).
1212013002201 is a wasteful number, since it uses less digits than its factorization.
1212013002201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88268596.
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 1212013002201 its reverse (1022003102121), we get a palindrome (2234016104322).
The spelling of 1212013002201 in words is "one trillion, two hundred twelve billion, thirteen million, two thousand, two hundred one".
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