Base | Representation |
---|---|
bin | 1010111011110010001110… |
… | …1011101000011111101001 |
3 | 1120120022102122001210200101 |
4 | 2232330203223220133221 |
5 | 3033432442244231441 |
6 | 41322532240305401 |
7 | 2350401423531514 |
oct | 256744353503751 |
9 | 46508378053611 |
10 | 12022212102121 |
11 | 39156563499a1 |
12 | 1421b9a612261 |
13 | 6928c7475490 |
14 | 2d7c419b1d7b |
15 | 15cad2e99231 |
hex | aef23ae87e9 |
12022212102121 has 32 divisors (see below), whose sum is σ = 13090562997120. Its totient is φ = 10975124160000.
The previous prime is 12022212102073. The next prime is 12022212102137. The reversal of 12022212102121 is 12120121222021.
It is not a de Polignac number, because 12022212102121 - 221 = 12022210004969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12022212108121) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 600470091 + ... + 600490111.
It is an arithmetic number, because the mean of its divisors is an integer number (409080093660).
Almost surely, 212022212102121 is an apocalyptic number.
It is an amenable number.
12022212102121 is a deficient number, since it is larger than the sum of its proper divisors (1068350894999).
12022212102121 is a wasteful number, since it uses less digits than its factorization.
12022212102121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21577.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 12022212102121 its reverse (12120121222021), we get a palindrome (24142333324142).
The spelling of 12022212102121 in words is "twelve trillion, twenty-two billion, two hundred twelve million, one hundred two thousand, one hundred twenty-one".
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