Base | Representation |
---|---|
bin | 10111001110000100101000… |
… | …110000100011000100110011 |
3 | 111101120210001012202201212110 |
4 | 113032010220300203010303 |
5 | 101341132101012242321 |
6 | 1001110131013100403 |
7 | 30340036235625012 |
oct | 2716045060430463 |
9 | 441523035681773 |
10 | 102122121212211 |
11 | 2a5a2826119221 |
12 | b553b4b927703 |
13 | 44ca0c819b619 |
14 | 1b30a46616a79 |
15 | bc166daaa176 |
hex | 5ce128c23133 |
102122121212211 has 16 divisors (see below), whose sum is σ = 136181713894560. Its totient is φ = 68071971866880.
The previous prime is 102122121212173. The next prime is 102122121212213. The reversal of 102122121212211 is 112212121221201.
It is not a de Polignac number, because 102122121212211 - 26 = 102122121212147 is a prime.
It is not an unprimeable number, because it can be changed into a prime (102122121212213) 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, 1315272951 + ... + 1315350591.
It is an arithmetic number, because the mean of its divisors is an integer number (8511357118410).
Almost surely, 2102122121212211 is an apocalyptic number.
102122121212211 is a deficient number, since it is larger than the sum of its proper divisors (34059592682349).
102122121212211 is an equidigital number, since it uses as much as digits as its factorization.
102122121212211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132806.
The product of its (nonzero) digits is 128, while the sum is 21.
Adding to 102122121212211 its reverse (112212121221201), we get a palindrome (214334242433412).
The spelling of 102122121212211 in words is "one hundred two trillion, one hundred twenty-two billion, one hundred twenty-one million, two hundred twelve thousand, two hundred eleven".
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