Base | Representation |
---|---|
bin | 10000001010110011111… |
… | …111000000010001001001 |
3 | 10221012222221120021101111 |
4 | 100022303333000101021 |
5 | 121201034011401301 |
6 | 2210235251250321 |
7 | 143163422240515 |
oct | 20126377002111 |
9 | 3835887507344 |
10 | 1111121200201 |
11 | 399250a50341 |
12 | 15b4142a99a1 |
13 | 80a16b59bcc |
14 | 3bac84c7145 |
15 | 1dd81ed1551 |
hex | 102b3fc0449 |
1111121200201 has 8 divisors (see below), whose sum is σ = 1126288150400. Its totient is φ = 1095981803280.
The previous prime is 1111121200193. The next prime is 1111121200219. The reversal of 1111121200201 is 1020021211111.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1111121200201 - 23 = 1111121200193 is a prime.
It is a super-2 number, since 2×11111212002012 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1111121200291) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6807111 + ... + 6968428.
It is an arithmetic number, because the mean of its divisors is an integer number (140786018800).
Almost surely, 21111121200201 is an apocalyptic number.
It is an amenable number.
1111121200201 is a deficient number, since it is larger than the sum of its proper divisors (15166950199).
1111121200201 is a wasteful number, since it uses less digits than its factorization.
1111121200201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13776639.
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 1111121200201 its reverse (1020021211111), we get a palindrome (2131142411312).
The spelling of 1111121200201 in words is "one trillion, one hundred eleven billion, one hundred twenty-one million, two hundred thousand, two hundred one".
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