Base | Representation |
---|---|
bin | 1010000110001110100101… |
… | …1001001111101110101101 |
3 | 1110022100111012220012112222 |
4 | 2201203221121033232231 |
5 | 2423344110431432341 |
6 | 35340123421005125 |
7 | 2224046444113334 |
oct | 241435131175655 |
9 | 43270435805488 |
10 | 11102111202221 |
11 | 35a0419384536 |
12 | 12b37b66b37a5 |
13 | 626c03444480 |
14 | 2a54b8b5ad1b |
15 | 143bd0e2044b |
hex | a18e964fbad |
11102111202221 has 16 divisors (see below), whose sum is σ = 12009827477760. Its totient is φ = 10202167442880.
The previous prime is 11102111202211. The next prime is 11102111202239. The reversal of 11102111202221 is 12220211120111.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-11102111202221 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 11102111202221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11102111202211) 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, 582956 + ... + 4748058.
It is an arithmetic number, because the mean of its divisors is an integer number (750614217360).
Almost surely, 211102111202221 is an apocalyptic number.
It is an amenable number.
11102111202221 is a deficient number, since it is larger than the sum of its proper divisors (907716275539).
11102111202221 is a wasteful number, since it uses less digits than its factorization.
11102111202221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4166036.
The product of its (nonzero) digits is 32, while the sum is 17.
Adding to 11102111202221 its reverse (12220211120111), we get a palindrome (23322322322332).
The spelling of 11102111202221 in words is "eleven trillion, one hundred two billion, one hundred eleven million, two hundred two thousand, two hundred twenty-one".
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