Base | Representation |
---|---|
bin | 101111001000000000… |
… | …0001100111111001111 |
3 | 100200012211001211201102 |
4 | 1132100000030333033 |
5 | 3124224224020421 |
6 | 114253555533315 |
7 | 10211556451334 |
oct | 1362000147717 |
9 | 320184054642 |
10 | 101200220111 |
11 | 39a11982251 |
12 | 177438ba23b |
13 | 970a380163 |
14 | 4c8060a98b |
15 | 29747ba60b |
hex | 179000cfcf |
101200220111 has 2 divisors, whose sum is σ = 101200220112. Its totient is φ = 101200220110.
The previous prime is 101200220089. The next prime is 101200220117. The reversal of 101200220111 is 111022002101.
It is a strong prime.
It is an emirp because it is prime and its reverse (111022002101) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 101200220111 - 26 = 101200220047 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 101200220092 and 101200220101.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (101200220117) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50600110055 + 50600110056.
It is an arithmetic number, because the mean of its divisors is an integer number (50600110056).
Almost surely, 2101200220111 is an apocalyptic number.
101200220111 is a deficient number, since it is larger than the sum of its proper divisors (1).
101200220111 is an equidigital number, since it uses as much as digits as its factorization.
101200220111 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 101200220111 its reverse (111022002101), we get a palindrome (212222222212).
The spelling of 101200220111 in words is "one hundred one billion, two hundred million, two hundred twenty thousand, one hundred eleven".
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