Base | Representation |
---|---|
bin | 111000110100011111… |
… | …0001010101000001010 |
3 | 102122221210112222021212 |
4 | 1301220332022220022 |
5 | 3444344133224320 |
6 | 132015540333122 |
7 | 11546526453002 |
oct | 1615076125012 |
9 | 378853488255 |
10 | 122020211210 |
11 | 47826256767 |
12 | 1b7943a41a2 |
13 | b6778ba011 |
14 | 5c97783002 |
15 | 329250b9c5 |
hex | 1c68f8aa0a |
122020211210 has 16 divisors (see below), whose sum is σ = 227210049000. Its totient is φ = 47125046976.
The previous prime is 122020211197. The next prime is 122020211237. The reversal of 122020211210 is 12112020221.
It can be written as a sum of positive squares in 4 ways, for example, as 70942855201 + 51077356009 = 266351^2 + 226003^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210379385 + ... + 210379964.
Almost surely, 2122020211210 is an apocalyptic number.
122020211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122020211210 is a deficient number, since it is larger than the sum of its proper divisors (105189837790).
122020211210 is a wasteful number, since it uses less digits than its factorization.
122020211210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 420759385.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 122020211210 its reverse (12112020221), we get a palindrome (134132231431).
The spelling of 122020211210 in words is "one hundred twenty-two billion, twenty million, two hundred eleven thousand, two hundred ten".
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