Base | Representation |
---|---|
bin | 11110110110100110010… |
… | …111010111111011011111 |
3 | 21111200122002012200122020 |
4 | 132312212113113323133 |
5 | 234214142231201421 |
6 | 4302002214551223 |
7 | 306115531555566 |
oct | 36664627277337 |
9 | 7450562180566 |
10 | 2120210022111 |
11 | 7481a33136a5 |
12 | 2a2ab2068513 |
13 | 124c2010467c |
14 | 74893a66bdd |
15 | 3a24161bdc6 |
hex | 1eda65d7edf |
2120210022111 has 16 divisors (see below), whose sum is σ = 2918177633280. Its totient is φ = 1367859101760.
The previous prime is 2120210022103. The next prime is 2120210022163. The reversal of 2120210022111 is 1112200120212.
It is not a de Polignac number, because 2120210022111 - 23 = 2120210022103 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2120210022311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11959131 + ... + 12135123.
It is an arithmetic number, because the mean of its divisors is an integer number (182386102080).
Almost surely, 22120210022111 is an apocalyptic number.
2120210022111 is a deficient number, since it is larger than the sum of its proper divisors (797967611169).
2120210022111 is a wasteful number, since it uses less digits than its factorization.
2120210022111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 305566.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 2120210022111 its reverse (1112200120212), we get a palindrome (3232410142323).
The spelling of 2120210022111 in words is "two trillion, one hundred twenty billion, two hundred ten million, twenty-two thousand, one hundred eleven".
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