Base | Representation |
---|---|
bin | 1001010010011011110100… |
… | …1011101010000001001111 |
3 | 1100011021202112020022102201 |
4 | 2110212331023222001033 |
5 | 2314304303132241421 |
6 | 33415245423102331 |
7 | 2102546410023061 |
oct | 224467513520117 |
9 | 40137675208381 |
10 | 10212311212111 |
11 | 3288020499088 |
12 | 118b26a4419a7 |
13 | 59102ac34498 |
14 | 2743c82bd731 |
15 | 12a9a410db91 |
hex | 949bd2ea04f |
10212311212111 has 16 divisors (see below), whose sum is σ = 10580348731680. Its totient is φ = 9849968212480.
The previous prime is 10212311212097. The next prime is 10212311212163. The reversal of 10212311212111 is 11121211321201.
10212311212111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 10212311212111 - 237 = 10074872258639 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10212311212811) 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, 27706221 + ... + 28072393.
It is an arithmetic number, because the mean of its divisors is an integer number (661271795730).
Almost surely, 210212311212111 is an apocalyptic number.
10212311212111 is a deficient number, since it is larger than the sum of its proper divisors (368037519569).
10212311212111 is an equidigital number, since it uses as much as digits as its factorization.
10212311212111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 373946.
The product of its (nonzero) digits is 48, while the sum is 19.
Adding to 10212311212111 its reverse (11121211321201), we get a palindrome (21333522533312).
The spelling of 10212311212111 in words is "ten trillion, two hundred twelve billion, three hundred eleven million, two hundred twelve thousand, one hundred eleven".
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