Base | Representation |
---|---|
bin | 1001000111010011001011… |
… | …0000010010100010100110 |
3 | 1022110222222102200002001221 |
4 | 2101310302300102202212 |
5 | 2303141012104034342 |
6 | 33151331043010554 |
7 | 2052664655312500 |
oct | 221646260224246 |
9 | 38428872602057 |
10 | 10021010221222 |
11 | 3213983028210 |
12 | 115a180069a5a |
13 | 578c91c0b7a0 |
14 | 26903b662d70 |
15 | 125a0970da67 |
hex | 91d32c128a6 |
10021010221222 has 192 divisors, whose sum is σ = 20612559711744. Its totient is φ = 3591708341760.
The previous prime is 10021010221151. The next prime is 10021010221237. The reversal of 10021010221222 is 22212201012001.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 10021010221196 and 10021010221205.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8923427953 + ... + 8923429075.
It is an arithmetic number, because the mean of its divisors is an integer number (107357081832).
Almost surely, 210021010221222 is an apocalyptic number.
10021010221222 is an abundant number, since it is smaller than the sum of its proper divisors (10591549490522).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10021010221222 is a wasteful number, since it uses less digits than its factorization.
10021010221222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2763 (or 2756 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 10021010221222 its reverse (22212201012001), we get a palindrome (32233211233223).
The spelling of 10021010221222 in words is "ten trillion, twenty-one billion, ten million, two hundred twenty-one thousand, two hundred twenty-two".
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