Base | Representation |
---|---|
bin | 10001100110111111101… |
… | …101100011101101110001 |
3 | 11021200111002210002210111 |
4 | 101212333231203231301 |
5 | 124311242130414301 |
6 | 2323525133501321 |
7 | 153266313665455 |
oct | 21467755435561 |
9 | 4250432702714 |
10 | 1210102201201 |
11 | 427224166403 |
12 | 176638941841 |
13 | 8a15c50985a |
14 | 427d8092665 |
15 | 21726a35551 |
hex | 119bfb63b71 |
1210102201201 has 2 divisors, whose sum is σ = 1210102201202. Its totient is φ = 1210102201200.
The previous prime is 1210102201193. The next prime is 1210102201211. The reversal of 1210102201201 is 1021022010121.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1120835103025 + 89267098176 = 1058695^2 + 298776^2 .
It is a cyclic number.
It is not a de Polignac number, because 1210102201201 - 23 = 1210102201193 is a prime.
It is not a weakly prime, because it can be changed into another prime (1210102201211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605051100600 + 605051100601.
It is an arithmetic number, because the mean of its divisors is an integer number (605051100601).
Almost surely, 21210102201201 is an apocalyptic number.
It is an amenable number.
1210102201201 is a deficient number, since it is larger than the sum of its proper divisors (1).
1210102201201 is an equidigital number, since it uses as much as digits as its factorization.
1210102201201 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 1210102201201 its reverse (1021022010121), we get a palindrome (2231124211322).
The spelling of 1210102201201 in words is "one trillion, two hundred ten billion, one hundred two million, two hundred one thousand, two hundred one".
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