Base | Representation |
---|---|
bin | 1010000110001110100111… |
… | …1011100100011101010101 |
3 | 1110022100111211211100012211 |
4 | 2201203221323210131111 |
5 | 2423344120232400041 |
6 | 35340124341513421 |
7 | 2224046613440104 |
oct | 241435173443525 |
9 | 43270454740184 |
10 | 11102120200021 |
11 | 35a042346a734 |
12 | 12b37b9712871 |
13 | 626c05274b06 |
14 | 2a54ba02003b |
15 | 143bd1aeb481 |
hex | a18e9ee4755 |
11102120200021 has 2 divisors, whose sum is σ = 11102120200022. Its totient is φ = 11102120200020.
The previous prime is 11102120200013. The next prime is 11102120200043. The reversal of 11102120200021 is 12000202120111.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10948726560996 + 153393639025 = 3308886^2 + 391655^2 .
It is a cyclic number.
It is not a de Polignac number, because 11102120200021 - 23 = 11102120200013 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 11102120199974 and 11102120200010.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (11102120200081) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551060100010 + 5551060100011.
It is an arithmetic number, because the mean of its divisors is an integer number (5551060100011).
Almost surely, 211102120200021 is an apocalyptic number.
It is an amenable number.
11102120200021 is a deficient number, since it is larger than the sum of its proper divisors (1).
11102120200021 is an equidigital number, since it uses as much as digits as its factorization.
11102120200021 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 11102120200021 its reverse (12000202120111), we get a palindrome (23102322320132).
The spelling of 11102120200021 in words is "eleven trillion, one hundred two billion, one hundred twenty million, two hundred thousand, twenty-one".
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