Base | Representation |
---|---|
bin | 101101100001011100010010… |
… | …100100101001110001100100 |
3 | 222020212220112220210020100221 |
4 | 231201130102210221301210 |
5 | 202220221003244214340 |
6 | 1545451145100214124 |
7 | 60112465460561416 |
oct | 5541342244516144 |
9 | 866786486706327 |
10 | 200210212101220 |
11 | 5887a746297322 |
12 | 1a5560b6b3a344 |
13 | 87939851cb8a9 |
14 | 37623240ba9b6 |
15 | 1822dd8d1b44a |
hex | b61712929c64 |
200210212101220 has 24 divisors (see below), whose sum is σ = 421784708829624. Its totient is φ = 79828225142016.
The previous prime is 200210212101169. The next prime is 200210212101227. The reversal of 200210212101220 is 22101212012002.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 556477208676 + 199653734892544 = 745974^2 + 14129888^2 .
It is a junction number, because it is equal to n+sod(n) for n = 200210212101194 and 200210212101203.
It is not an unprimeable number, because it can be changed into a prime (200210212101227) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15991224739 + ... + 15991237258.
It is an arithmetic number, because the mean of its divisors is an integer number (17574362867901).
Almost surely, 2200210212101220 is an apocalyptic number.
200210212101220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
200210212101220 is an abundant number, since it is smaller than the sum of its proper divisors (221574496728404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200210212101220 is a wasteful number, since it uses less digits than its factorization.
200210212101220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31982462319 (or 31982462317 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 200210212101220 its reverse (22101212012002), we get a palindrome (222311424113222).
The spelling of 200210212101220 in words is "two hundred trillion, two hundred ten billion, two hundred twelve million, one hundred one thousand, two hundred twenty".
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