Base | Representation |
---|---|
bin | 111000110100011111… |
… | …0001010100101000011 |
3 | 102122221210112222000111 |
4 | 1301220332022211003 |
5 | 3444344133223021 |
6 | 132015540332151 |
7 | 11546526452266 |
oct | 1615076124503 |
9 | 378853488014 |
10 | 122020211011 |
11 | 478262565a6 |
12 | 1b7943a4057 |
13 | b6778b9bba |
14 | 5c97782cdd |
15 | 329250b8e1 |
hex | 1c68f8a943 |
122020211011 has 16 divisors (see below), whose sum is σ = 128749420800. Its totient is φ = 115321989600.
The previous prime is 122020210999. The next prime is 122020211039. The reversal of 122020211011 is 110112020221.
It is a de Polignac number, because none of the positive numbers 2k-122020211011 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 122020210982 and 122020211000.
It is not an unprimeable number, because it can be changed into a prime (122020211111) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25047906 + ... + 25052776.
It is an arithmetic number, because the mean of its divisors is an integer number (8046838800).
Almost surely, 2122020211011 is an apocalyptic number.
122020211011 is a deficient number, since it is larger than the sum of its proper divisors (6729209789).
122020211011 is a wasteful number, since it uses less digits than its factorization.
122020211011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7770.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 122020211011 its reverse (110112020221), we get a palindrome (232132231232).
The spelling of 122020211011 in words is "one hundred twenty-two billion, twenty million, two hundred eleven thousand, eleven".
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