Base | Representation |
---|---|
bin | 111000110110110111… |
… | …1010101111000010110 |
3 | 102200011101002101200021 |
4 | 1301231233111320112 |
5 | 4000030123224342 |
6 | 132031515135354 |
7 | 11551520446123 |
oct | 1615557257026 |
9 | 380141071607 |
10 | 122100211222 |
11 | 47867427980 |
12 | 1b7b714455a |
13 | b68b34a3c2 |
14 | 5ca424974a |
15 | 3299560567 |
hex | 1c6dbd5e16 |
122100211222 has 32 divisors (see below), whose sum is σ = 213219164160. Its totient is φ = 51824062080.
The previous prime is 122100211213. The next prime is 122100211249. The reversal of 122100211222 is 222112001221.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 122100211196 and 122100211205.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1237822 + ... + 1332817.
It is an arithmetic number, because the mean of its divisors is an integer number (6663098880).
Almost surely, 2122100211222 is an apocalyptic number.
122100211222 is a deficient number, since it is larger than the sum of its proper divisors (91118952938).
122100211222 is a wasteful number, since it uses less digits than its factorization.
122100211222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2570796.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 122100211222 its reverse (222112001221), we get a palindrome (344212212443).
The spelling of 122100211222 in words is "one hundred twenty-two billion, one hundred million, two hundred eleven thousand, two hundred twenty-two".
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