Base | Representation |
---|---|
bin | 1001001011111011100000… |
… | …00011101111011101101010 |
3 | 2122112012121011201010100001 |
4 | 10211331300003233131222 |
5 | 10121433333433101442 |
6 | 110544132401333214 |
7 | 4153324240141345 |
oct | 445756003573552 |
9 | 78465534633301 |
10 | 20201111222122 |
11 | 6489274708926 |
12 | 232313b33720a |
13 | b36c588b279c |
14 | 4dba4bb5d45c |
15 | 250725b5b2b7 |
hex | 125f700ef76a |
20201111222122 has 16 divisors (see below), whose sum is σ = 30391826560200. Its totient is φ = 10070508722688.
The previous prime is 20201111222113. The next prime is 20201111222167. The reversal of 20201111222122 is 22122211110202.
It can be written as a sum of positive squares in 4 ways, for example, as 10841800850721 + 9359310371401 = 3292689^2 + 3059299^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 20201111222122.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4793878 + ... + 7961374.
Almost surely, 220201111222122 is an apocalyptic number.
20201111222122 is a deficient number, since it is larger than the sum of its proper divisors (10190715338078).
20201111222122 is a wasteful number, since it uses less digits than its factorization.
20201111222122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3176985.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 20201111222122 its reverse (22122211110202), we get a palindrome (42323322332324).
The spelling of 20201111222122 in words is "twenty trillion, two hundred one billion, one hundred eleven million, two hundred twenty-two thousand, one hundred twenty-two".
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