Base | Representation |
---|---|
bin | 110000010000001110010100… |
… | …011110100101111010000011 |
3 | 1000211102010210202012121110101 |
4 | 300100032110132211322003 |
5 | 210304012323222011321 |
6 | 2031205011530543231 |
7 | 62462320123262422 |
oct | 6020162436457203 |
9 | 1024363722177411 |
10 | 212221120110211 |
11 | 61690520788793 |
12 | 1b975a5b897b17 |
13 | 915549a747864 |
14 | 3a597b26612b9 |
15 | 19805596a9791 |
hex | c103947a5e83 |
212221120110211 has 8 divisors (see below), whose sum is σ = 212617542481200. Its totient is φ = 211825066679040.
The previous prime is 212221120110187. The next prime is 212221120110247. The reversal of 212221120110211 is 112011021122212.
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 212221120110211 - 29 = 212221120109699 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (212221120110611) 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, 91083430 + ... + 93384331.
It is an arithmetic number, because the mean of its divisors is an integer number (26577192810150).
Almost surely, 2212221120110211 is an apocalyptic number.
212221120110211 is a deficient number, since it is larger than the sum of its proper divisors (396422370989).
212221120110211 is a wasteful number, since it uses less digits than its factorization.
212221120110211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 184469909.
The product of its (nonzero) digits is 64, while the sum is 19.
Adding to 212221120110211 its reverse (112011021122212), we get a palindrome (324232141232423).
The spelling of 212221120110211 in words is "two hundred twelve trillion, two hundred twenty-one billion, one hundred twenty million, one hundred ten thousand, two hundred eleven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •