Base | Representation |
---|---|
bin | 1011000110101110111011… |
… | …0010010110010101011001 |
3 | 1121020021221000201011120220 |
4 | 2301223232302112111121 |
5 | 3100023200111400241 |
6 | 41545200314110253 |
7 | 2400110460666546 |
oct | 261535662262531 |
9 | 47207830634526 |
10 | 12210303231321 |
11 | 39883a6941208 |
12 | 1452531a1b389 |
13 | 6a7571488a30 |
14 | 302da61d7bcd |
15 | 162940b9e166 |
hex | b1aeec96559 |
12210303231321 has 16 divisors (see below), whose sum is σ = 17658877951680. Its totient is φ = 7459974964800.
The previous prime is 12210303231289. The next prime is 12210303231389. The reversal of 12210303231321 is 12313230301221.
It is not a de Polignac number, because 12210303231321 - 25 = 12210303231289 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12210303231291 and 12210303231300.
It is not an unprimeable number, because it can be changed into a prime (12210303231221) 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, 1126198530 + ... + 1126209371.
It is an arithmetic number, because the mean of its divisors is an integer number (1103679871980).
Almost surely, 212210303231321 is an apocalyptic number.
It is an amenable number.
12210303231321 is a deficient number, since it is larger than the sum of its proper divisors (5448574720359).
12210303231321 is a wasteful number, since it uses less digits than its factorization.
12210303231321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2252408056.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 12210303231321 its reverse (12313230301221), we get a palindrome (24523533532542).
The spelling of 12210303231321 in words is "twelve trillion, two hundred ten billion, three hundred three million, two hundred thirty-one thousand, three hundred twenty-one".
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