Base | Representation |
---|---|
bin | 1000001100110000… |
… | …1100011110001111 |
3 | 12200101121000000002 |
4 | 2003030030132033 |
5 | 14001424341421 |
6 | 1002223154515 |
7 | 105354202634 |
oct | 20314143617 |
9 | 5611530002 |
10 | 2201012111 |
11 | a2a460a81 |
12 | 515145a3b |
13 | 290cc723c |
14 | 16c46218b |
15 | cd36bb0b |
hex | 8330c78f |
2201012111 has 2 divisors, whose sum is σ = 2201012112. Its totient is φ = 2201012110.
The previous prime is 2201012087. The next prime is 2201012113. The reversal of 2201012111 is 1112101022.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2201012111 is a prime.
It is a Sophie Germain prime.
Together with 2201012113, it forms a pair of twin primes.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 2201012092 and 2201012101.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2201012113) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100506055 + 1100506056.
It is an arithmetic number, because the mean of its divisors is an integer number (1100506056).
Almost surely, 22201012111 is an apocalyptic number.
2201012111 is a deficient number, since it is larger than the sum of its proper divisors (1).
2201012111 is an equidigital number, since it uses as much as digits as its factorization.
2201012111 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 8, while the sum is 11.
The square root of 2201012111 is about 46914.9454971441. The cubic root of 2201012111 is about 1300.7908621696.
Adding to 2201012111 its reverse (1112101022), we get a palindrome (3313113133).
The spelling of 2201012111 in words is "two billion, two hundred one million, twelve thousand, one hundred eleven".
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