Base | Representation |
---|---|
bin | 10000001010111000110… |
… | …000100011111011111101 |
3 | 10221020012112021202221220 |
4 | 100022320300203323331 |
5 | 121201220013101341 |
6 | 2210251232143553 |
7 | 143165414131335 |
oct | 20127060437375 |
9 | 3836175252856 |
10 | 1111201300221 |
11 | 39929218a701 |
12 | 15b437097bb9 |
13 | 80a2a62397c |
14 | 3bad4db80c5 |
15 | 1dd89054a66 |
hex | 102b8c23efd |
1111201300221 has 16 divisors (see below), whose sum is σ = 1559647280640. Its totient is φ = 701781418800.
The previous prime is 1111201300159. The next prime is 1111201300249. The reversal of 1111201300221 is 1220031021111.
It is not a de Polignac number, because 1111201300221 - 231 = 1109053816573 is a prime.
It is a super-2 number, since 2×11112013002212 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1111201300221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1111201300721) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 973006 + ... + 1780208.
It is an arithmetic number, because the mean of its divisors is an integer number (97477955040).
Almost surely, 21111201300221 is an apocalyptic number.
It is an amenable number.
1111201300221 is a deficient number, since it is larger than the sum of its proper divisors (448445980419).
1111201300221 is a wasteful number, since it uses less digits than its factorization.
1111201300221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 831376.
The product of its (nonzero) digits is 24, while the sum is 15.
Adding to 1111201300221 its reverse (1220031021111), we get a palindrome (2331232321332).
The spelling of 1111201300221 in words is "one trillion, one hundred eleven billion, two hundred one million, three hundred thousand, two hundred twenty-one".
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