Base | Representation |
---|---|
bin | 10000001010101111101… |
… | …111110110111111110001 |
3 | 10221012210222211002022221 |
4 | 100022233233312333301 |
5 | 121200412312334301 |
6 | 2210224232001041 |
7 | 143161600131226 |
oct | 20125757667761 |
9 | 3835728732287 |
10 | 1111050121201 |
11 | 399214912669 |
12 | 15b3b4530181 |
13 | 80a05201227 |
14 | 3babcca394d |
15 | 1dd7ab40da1 |
hex | 102afbf6ff1 |
1111050121201 has 2 divisors, whose sum is σ = 1111050121202. Its totient is φ = 1111050121200.
The previous prime is 1111050121189. The next prime is 1111050121231. The reversal of 1111050121201 is 1021210501111.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1109188112400 + 1862008801 = 1053180^2 + 43151^2 .
It is a cyclic number.
It is not a de Polignac number, because 1111050121201 - 27 = 1111050121073 is a prime.
It is not a weakly prime, because it can be changed into another prime (1111050121231) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555525060600 + 555525060601.
It is an arithmetic number, because the mean of its divisors is an integer number (555525060601).
Almost surely, 21111050121201 is an apocalyptic number.
It is an amenable number.
1111050121201 is a deficient number, since it is larger than the sum of its proper divisors (1).
1111050121201 is an equidigital number, since it uses as much as digits as its factorization.
1111050121201 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 20, while the sum is 16.
Adding to 1111050121201 its reverse (1021210501111), we get a palindrome (2132260622312).
The spelling of 1111050121201 in words is "one trillion, one hundred eleven billion, fifty million, one hundred twenty-one thousand, two hundred one".
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