Base | Representation |
---|---|
bin | 1100010010110111010… |
… | …0011001111111111010 |
3 | 202012012102122221122121 |
4 | 3010231310121333322 |
5 | 11430040330011302 |
6 | 241011210511454 |
7 | 21155165212315 |
oct | 3045564317772 |
9 | 665172587577 |
10 | 211222110202 |
11 | 81640413744 |
12 | 34b29a3558a |
13 | 16bc227287c |
14 | a31a68b97c |
15 | 5763788e37 |
hex | 312dd19ffa |
211222110202 has 16 divisors (see below), whose sum is σ = 322931901600. Its totient is φ = 103579633872.
The previous prime is 211222110179. The next prime is 211222110223. The reversal of 211222110202 is 202011222112.
It is a happy number.
It is a super-2 number, since 2×2112221102022 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86952 + ... + 655747.
It is an arithmetic number, because the mean of its divisors is an integer number (20183243850).
Almost surely, 2211222110202 is an apocalyptic number.
211222110202 is a deficient number, since it is larger than the sum of its proper divisors (111709791398).
211222110202 is a wasteful number, since it uses less digits than its factorization.
211222110202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 745437.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 211222110202 its reverse (202011222112), we get a palindrome (413233332314).
The spelling of 211222110202 in words is "two hundred eleven billion, two hundred twenty-two million, one hundred ten thousand, two hundred two".
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