Base | Representation |
---|---|
bin | 110000000001101011110100… |
… | …010010010011100010100100 |
3 | 1000200212121220100200102020022 |
4 | 300001223310102103202210 |
5 | 210141130124012401040 |
6 | 2025122014114054312 |
7 | 62330200032432446 |
oct | 6001536422234244 |
9 | 1020777810612208 |
10 | 211222000122020 |
11 | 61335824582788 |
12 | 1b8342a457a398 |
13 | 90b21c2897784 |
14 | 3a232b1050496 |
15 | 19645803226b5 |
hex | c01af44938a4 |
211222000122020 has 24 divisors (see below), whose sum is σ = 445202975914368. Its totient is φ = 84177033256800.
The previous prime is 211222000122019. The next prime is 211222000122079. The reversal of 211222000122020 is 20221000222112.
It is a happy number.
It is a super-2 number, since 2×2112220001220202 (a number of 29 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 211222000122020.
It is an unprimeable number.
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, 19485418946 + ... + 19485429785.
It is an arithmetic number, because the mean of its divisors is an integer number (18550123996432).
Almost surely, 2211222000122020 is an apocalyptic number.
211222000122020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
211222000122020 is an abundant number, since it is smaller than the sum of its proper divisors (233980975792348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211222000122020 is a wasteful number, since it uses less digits than its factorization.
211222000122020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38970849011 (or 38970849009 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 211222000122020 its reverse (20221000222112), we get a palindrome (231443000344132).
The spelling of 211222000122020 in words is "two hundred eleven trillion, two hundred twenty-two billion, one hundred twenty-two thousand, twenty".
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