Base | Representation |
---|---|
bin | 101111111110100111011111… |
… | …101111101111110110100010 |
3 | 1000200010110210111001110011201 |
4 | 233332213133233233312202 |
5 | 210124201420220333442 |
6 | 2024441112533231414 |
7 | 62306025204124324 |
oct | 5776473757576642 |
9 | 1020113714043151 |
10 | 211011202121122 |
11 | 612643916016a7 |
12 | 1b7bb47479256a |
13 | 909836a458170 |
14 | 3a16dd4c41614 |
15 | 195dd43e107b7 |
hex | bfe9dfbefda2 |
211011202121122 has 16 divisors (see below), whose sum is σ = 340864622316792. Its totient is φ = 97389679098240.
The previous prime is 211011202121051. The next prime is 211011202121149. The reversal of 211011202121122 is 221121202110112.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 119457708168241 + 91553493952881 = 10929671^2 + 9568359^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 211011202121122.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22996972 + ... + 30836392.
Almost surely, 2211011202121122 is an apocalyptic number.
211011202121122 is a deficient number, since it is larger than the sum of its proper divisors (129853420195670).
211011202121122 is a wasteful number, since it uses less digits than its factorization.
211011202121122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8874693.
The product of its (nonzero) digits is 64, while the sum is 19.
Adding to 211011202121122 its reverse (221121202110112), we get a palindrome (432132404231234).
The spelling of 211011202121122 in words is "two hundred eleven trillion, eleven billion, two hundred two million, one hundred twenty-one thousand, one hundred twenty-two".
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