Base | Representation |
---|---|
bin | 111000110100011111… |
… | …0001010010111001010 |
3 | 102122221210112220210120 |
4 | 1301220332022113022 |
5 | 3444344133210442 |
6 | 132015540324110 |
7 | 11546526446556 |
oct | 1615076122712 |
9 | 378853486716 |
10 | 122020210122 |
11 | 47826255968 |
12 | 1b7943a3636 |
13 | b6778b9685 |
14 | 5c97782866 |
15 | 329250b4ec |
hex | 1c68f8a5ca |
122020210122 has 16 divisors (see below), whose sum is σ = 247682815392. Its totient is φ = 40066337520.
The previous prime is 122020210087. The next prime is 122020210127. The reversal of 122020210122 is 221012020221.
It is not an unprimeable number, because it can be changed into a prime (122020210127) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151766029 + ... + 151766832.
It is an arithmetic number, because the mean of its divisors is an integer number (15480175962).
Almost surely, 2122020210122 is an apocalyptic number.
122020210122 is an abundant number, since it is smaller than the sum of its proper divisors (125662605270).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122020210122 is a wasteful number, since it uses less digits than its factorization.
122020210122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 303532933.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 122020210122 its reverse (221012020221), we get a palindrome (343032230343).
The spelling of 122020210122 in words is "one hundred twenty-two billion, twenty million, two hundred ten thousand, one hundred twenty-two".
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