Base | Representation |
---|---|
bin | 11110111000010001101… |
… | …010001010100001000100 |
3 | 21111212021112101122000210 |
4 | 132320101222022201010 |
5 | 234231334042010040 |
6 | 4302501001035420 |
7 | 306211250220363 |
oct | 36702152124104 |
9 | 7455245348023 |
10 | 2122010110020 |
11 | 748a37428359 |
12 | 2a3314a85b70 |
13 | 125149025748 |
14 | 749c4b637da |
15 | 3a2e9691480 |
hex | 1ee11a8a844 |
2122010110020 has 48 divisors (see below), whose sum is σ = 5962623508800. Its totient is φ = 563869819776.
The previous prime is 2122010110001. The next prime is 2122010110021. The reversal of 2122010110020 is 200110102212.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 2122010109978 and 2122010110005.
It is not an unprimeable number, because it can be changed into a prime (2122010110021) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 62468595 + ... + 62502554.
It is an arithmetic number, because the mean of its divisors is an integer number (124221323100).
Almost surely, 22122010110020 is an apocalyptic number.
2122010110020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2122010110020 is an abundant number, since it is smaller than the sum of its proper divisors (3840613398780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2122010110020 is a wasteful number, since it uses less digits than its factorization.
2122010110020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 124971444 (or 124971442 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 2122010110020 its reverse (200110102212), we get a palindrome (2322120212232).
The spelling of 2122010110020 in words is "two trillion, one hundred twenty-two billion, ten million, one hundred ten thousand, twenty".
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