Base | Representation |
---|---|
bin | 111000110110111011… |
… | …0100011000011111110 |
3 | 102200011111122100220020 |
4 | 1301231312203003332 |
5 | 4000031114201342 |
6 | 132032023433010 |
7 | 11551542504324 |
oct | 1615566430376 |
9 | 380144570806 |
10 | 122102100222 |
11 | 478684a8133 |
12 | 1b7b78b5766 |
13 | b68b85c15b |
14 | 5ca45bbd14 |
15 | 32997d50ec |
hex | 1c6dda30fe |
122102100222 has 64 divisors (see below), whose sum is σ = 251510206464. Its totient is φ = 39498382080.
The previous prime is 122102100209. The next prime is 122102100223. The reversal of 122102100222 is 222001201221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122102100223) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54975072 + ... + 54977292.
It is an arithmetic number, because the mean of its divisors is an integer number (3929846976).
Almost surely, 2122102100222 is an apocalyptic number.
122102100222 is an abundant number, since it is smaller than the sum of its proper divisors (129408106242).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122102100222 is a wasteful number, since it uses less digits than its factorization.
122102100222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3833.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 122102100222 its reverse (222001201221), we get a palindrome (344103301443).
The spelling of 122102100222 in words is "one hundred twenty-two billion, one hundred two million, one hundred thousand, two hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •