Base | Representation |
---|---|
bin | 110100001100111001… |
… | …1001110110101101101 |
3 | 101201100120201011022111 |
4 | 1220121303032311231 |
5 | 3314041103311341 |
6 | 123255435044021 |
7 | 11045664236065 |
oct | 1503163166555 |
9 | 351316634274 |
10 | 112102010221 |
11 | 435a6731543 |
12 | 198868a0611 |
13 | a756b3ca36 |
14 | 55d64343a5 |
15 | 2db190a681 |
hex | 1a19cced6d |
112102010221 has 2 divisors, whose sum is σ = 112102010222. Its totient is φ = 112102010220.
The previous prime is 112102010203. The next prime is 112102010227. The reversal of 112102010221 is 122010201211.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 105745934596 + 6356075625 = 325186^2 + 79725^2 .
It is a cyclic number.
It is not a de Polignac number, because 112102010221 - 221 = 112099913069 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (112102010227) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56051005110 + 56051005111.
It is an arithmetic number, because the mean of its divisors is an integer number (56051005111).
Almost surely, 2112102010221 is an apocalyptic number.
It is an amenable number.
112102010221 is a deficient number, since it is larger than the sum of its proper divisors (1).
112102010221 is an equidigital number, since it uses as much as digits as its factorization.
112102010221 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 112102010221 its reverse (122010201211), we get a palindrome (234112211432).
The spelling of 112102010221 in words is "one hundred twelve billion, one hundred two million, ten thousand, two hundred twenty-one".
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