Base | Representation |
---|---|
bin | 1011000110101110010010… |
… | …0010100110100010010110 |
3 | 1121020021111001020201222120 |
4 | 2301223210202212202112 |
5 | 3100022322110044342 |
6 | 41545131253440410 |
7 | 2400103302605226 |
oct | 261534442464226 |
9 | 47207431221876 |
10 | 12210131331222 |
11 | 3988318901110 |
12 | 14524a4340106 |
13 | 6a754498c8b6 |
14 | 302d8b44c086 |
15 | 162930a45aec |
hex | b1ae48a6896 |
12210131331222 has 16 divisors (see below), whose sum is σ = 26640286540992. Its totient is φ = 3700039797320.
The previous prime is 12210131331221. The next prime is 12210131331247. The reversal of 12210131331222 is 22213313101221.
It is a junction number, because it is equal to n+sod(n) for n = 12210131331192 and 12210131331201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12210131331221) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92500994868 + ... + 92500994999.
It is an arithmetic number, because the mean of its divisors is an integer number (1665017908812).
Almost surely, 212210131331222 is an apocalyptic number.
12210131331222 is an abundant number, since it is smaller than the sum of its proper divisors (14430155209770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12210131331222 is a wasteful number, since it uses less digits than its factorization.
12210131331222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 185001989883.
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 12210131331222 its reverse (22213313101221), we get a palindrome (34423444432443).
The spelling of 12210131331222 in words is "twelve trillion, two hundred ten billion, one hundred thirty-one million, three hundred thirty-one thousand, two hundred twenty-two".
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