Base | Representation |
---|---|
bin | 10011001111001110000… |
… | …100010101010010001001 |
3 | 11200101100022012011212101 |
4 | 103033032010111102021 |
5 | 133124440110431441 |
6 | 2451153553313401 |
7 | 164340460210642 |
oct | 23171604252211 |
9 | 4611308164771 |
10 | 1322012202121 |
11 | 46a731472476 |
12 | 19426b265861 |
13 | 9788562c400 |
14 | 47db2bc46c9 |
15 | 245c6664231 |
hex | 133ce115489 |
1322012202121 has 12 divisors (see below), whose sum is σ = 1433840765520. Its totient is φ = 1218347423280.
The previous prime is 1322012202073. The next prime is 1322012202157. The reversal of 1322012202121 is 1212022102231.
It is not a de Polignac number, because 1322012202121 - 233 = 1313422267529 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1322012202421) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6214095 + ... + 6423316.
It is an arithmetic number, because the mean of its divisors is an integer number (119486730460).
Almost surely, 21322012202121 is an apocalyptic number.
It is an amenable number.
1322012202121 is a deficient number, since it is larger than the sum of its proper divisors (111828563399).
1322012202121 is a wasteful number, since it uses less digits than its factorization.
1322012202121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12638056 (or 12638043 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 19.
Adding to 1322012202121 its reverse (1212022102231), we get a palindrome (2534034304352).
The spelling of 1322012202121 in words is "one trillion, three hundred twenty-two billion, twelve million, two hundred two thousand, one hundred twenty-one".
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