Base | Representation |
---|---|
bin | 111000110111110000… |
… | …1011001011010110011 |
3 | 102200020110100102021021 |
4 | 1301233201121122303 |
5 | 4000110302011011 |
6 | 132034504040311 |
7 | 11552332544011 |
oct | 1615741313263 |
9 | 380213312237 |
10 | 122130110131 |
11 | 47882299417 |
12 | 1b805163097 |
13 | b6945b8373 |
14 | 5ca81cd8b1 |
15 | 329beb9471 |
hex | 1c6f8596b3 |
122130110131 has 4 divisors (see below), whose sum is σ = 122139964600. Its totient is φ = 122120255664.
The previous prime is 122130110129. The next prime is 122130110143. The reversal of 122130110131 is 131011031221.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 122130110131 - 21 = 122130110129 is a prime.
It is a super-2 number, since 2×1221301101312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122130110231) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4908621 + ... + 4933438.
It is an arithmetic number, because the mean of its divisors is an integer number (30534991150).
Almost surely, 2122130110131 is an apocalyptic number.
122130110131 is a deficient number, since it is larger than the sum of its proper divisors (9854469).
122130110131 is an equidigital number, since it uses as much as digits as its factorization.
122130110131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9854468.
The product of its (nonzero) digits is 36, while the sum is 16.
Adding to 122130110131 its reverse (131011031221), we get a palindrome (253141141352).
The spelling of 122130110131 in words is "one hundred twenty-two billion, one hundred thirty million, one hundred ten thousand, one hundred thirty-one".
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