Base | Representation |
---|---|
bin | 1001010010111001010010… |
… | …1001000110100110111001 |
3 | 1100012001011202220011202012 |
4 | 2110232110221012212321 |
5 | 2314422003034000441 |
6 | 33423034341215305 |
7 | 2103246414065366 |
oct | 224562451064671 |
9 | 40161152804665 |
10 | 10220221000121 |
11 | 329040a34a970 |
12 | 11908b7401535 |
13 | 5919bb880012 |
14 | 2749389c346d |
15 | 12acb87399eb |
hex | 94b94a469b9 |
10220221000121 has 16 divisors (see below), whose sum is σ = 11509124530176. Its totient is φ = 8991290010000.
The previous prime is 10220221000111. The next prime is 10220221000139. The reversal of 10220221000121 is 12100012202201.
It is a cyclic number.
It is not a de Polignac number, because 10220221000121 - 210 = 10220220999097 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10220221000096 and 10220221000105.
It is not an unprimeable number, because it can be changed into a prime (10220221000111) 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, 46543016 + ... + 46762086.
It is an arithmetic number, because the mean of its divisors is an integer number (719320283136).
Almost surely, 210220221000121 is an apocalyptic number.
10220221000121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
10220221000121 is a deficient number, since it is larger than the sum of its proper divisors (1288903530055).
10220221000121 is a wasteful number, since it uses less digits than its factorization.
10220221000121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 355924.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 10220221000121 its reverse (12100012202201), we get a palindrome (22320233202322).
The spelling of 10220221000121 in words is "ten trillion, two hundred twenty billion, two hundred twenty-one million, one hundred twenty-one", and thus it is an aban number.
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