Base | Representation |
---|---|
bin | 1001001001100110100001… |
… | …10100011001100000000100 |
3 | 2122020120011011022210122011 |
4 | 10210303100310121200010 |
5 | 10114131033313230312 |
6 | 110443304122544004 |
7 | 4144463235566023 |
oct | 444632064314004 |
9 | 78216134283564 |
10 | 20121130211332 |
11 | 64583614a1707 |
12 | 230b739968004 |
13 | b2c550698cb7 |
14 | 4d7c217288ba |
15 | 24d5e418dda7 |
hex | 124cd0d19804 |
20121130211332 has 48 divisors (see below), whose sum is σ = 38224958759680. Its totient is φ = 9234985996800.
The previous prime is 20121130211297. The next prime is 20121130211333. The reversal of 20121130211332 is 23311203112102.
It is not an unprimeable number, because it can be changed into a prime (20121130211333) 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, 14167644 + ... + 15523027.
Almost surely, 220121130211332 is an apocalyptic number.
It is an amenable number.
20121130211332 is a deficient number, since it is larger than the sum of its proper divisors (18103828548348).
20121130211332 is a wasteful number, since it uses less digits than its factorization.
20121130211332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29690972 (or 29690970 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 20121130211332 its reverse (23311203112102), we get a palindrome (43432333323434).
The spelling of 20121130211332 in words is "twenty trillion, one hundred twenty-one billion, one hundred thirty million, two hundred eleven thousand, three hundred thirty-two".
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