Base | Representation |
---|---|
bin | 1010000111010101101111… |
… | …0010001001000010011101 |
3 | 1110101011210021000211102021 |
4 | 2201311123302021002131 |
5 | 2424202214302401341 |
6 | 35353002522500141 |
7 | 2225323645656262 |
oct | 241653362110235 |
9 | 43334707024367 |
10 | 11121210200221 |
11 | 35a852a257400 |
12 | 12b7446964651 |
13 | 628958264614 |
14 | 2a63ab505269 |
15 | 14444ca129d1 |
hex | a1d5bc8909d |
11121210200221 has 12 divisors (see below), whose sum is σ = 12231235050496. Its totient is φ = 10104323118120.
The previous prime is 11121210200197. The next prime is 11121210200237. The reversal of 11121210200221 is 12200201212111.
It is not a de Polignac number, because 11121210200221 - 239 = 10571454386333 is a prime.
It is a super-2 number, since 2×111212102002212 (a number of 27 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 11121210200195 and 11121210200204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (11121210200291) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26463261 + ... + 26880226.
Almost surely, 211121210200221 is an apocalyptic number.
11121210200221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
11121210200221 is a deficient number, since it is larger than the sum of its proper divisors (1110024850275).
11121210200221 is a wasteful number, since it uses less digits than its factorization.
11121210200221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53345232 (or 53345221 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 11121210200221 its reverse (12200201212111), we get a palindrome (23321411412332).
The spelling of 11121210200221 in words is "eleven trillion, one hundred twenty-one billion, two hundred ten million, two hundred thousand, two hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.164 sec. • engine limits •