Base | Representation |
---|---|
bin | 1011000110110110010111… |
… | …1011110100010111010001 |
3 | 1121020111002100010102021212 |
4 | 2301231211323310113101 |
5 | 3100041243330433241 |
6 | 41550130523025505 |
7 | 2400211142654414 |
oct | 261554573642721 |
9 | 47214070112255 |
10 | 12212302202321 |
11 | 3989232245761 |
12 | 14529ab36b295 |
13 | 6a77cc662900 |
14 | 3031158a5b7b |
15 | 162a0b40bbeb |
hex | b1b65ef45d1 |
12212302202321 has 24 divisors (see below), whose sum is σ = 13342667616000. Its totient is φ = 11171736366336.
The previous prime is 12212302202293. The next prime is 12212302202327. The reversal of 12212302202321 is 12320220321221.
It is a happy number.
It is not a de Polignac number, because 12212302202321 - 242 = 7814255691217 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12212302202327) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 171971180 + ... + 172042178.
It is an arithmetic number, because the mean of its divisors is an integer number (555944484000).
Almost surely, 212212302202321 is an apocalyptic number.
It is an amenable number.
12212302202321 is a deficient number, since it is larger than the sum of its proper divisors (1130365413679).
12212302202321 is a wasteful number, since it uses less digits than its factorization.
12212302202321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80145 (or 80132 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 12212302202321 its reverse (12320220321221), we get a palindrome (24532522523542).
The spelling of 12212302202321 in words is "twelve trillion, two hundred twelve billion, three hundred two million, two hundred two thousand, three hundred twenty-one".
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