Base | Representation |
---|---|
bin | 1001010010010100000010… |
… | …0110111110100010000101 |
3 | 1100011002100212112211000100 |
4 | 2110211000212332202011 |
5 | 2314241013113101041 |
6 | 33414302203234313 |
7 | 2102443541266362 |
oct | 224450046764205 |
9 | 40132325484010 |
10 | 10210221222021 |
11 | 3287148777647 |
12 | 118a986518999 |
13 | 590a86c3c862 |
14 | 27426a8bb469 |
15 | 12a8d08c26b6 |
hex | 949409be885 |
10210221222021 has 24 divisors (see below), whose sum is σ = 15389598422016. Its totient is φ = 6510747466080.
The previous prime is 10210221222017. The next prime is 10210221222049. The reversal of 10210221222021 is 12022212201201.
It is a happy number.
10210221222021 is a `hidden beast` number, since 1 + 0 + 210 + 2 + 212 + 220 + 21 = 666.
It is not a de Polignac number, because 10210221222021 - 22 = 10210221222017 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 10210221221985 and 10210221222003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10210221222121) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11782791 + ... + 12619611.
It is an arithmetic number, because the mean of its divisors is an integer number (641233267584).
Almost surely, 210210221222021 is an apocalyptic number.
It is an amenable number.
10210221222021 is a deficient number, since it is larger than the sum of its proper divisors (5179377199995).
10210221222021 is a wasteful number, since it uses less digits than its factorization.
10210221222021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 895793 (or 895790 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 10210221222021 its reverse (12022212201201), we get a palindrome (22232433423222).
The spelling of 10210221222021 in words is "ten trillion, two hundred ten billion, two hundred twenty-one million, two hundred twenty-two thousand, twenty-one".
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