Base | Representation |
---|---|
bin | 10000010101001000011… |
… | …101010111001111111100 |
3 | 10222021121012021101101101 |
4 | 100111020131113033330 |
5 | 121341232220334322 |
6 | 2215311010022444 |
7 | 144035133433624 |
oct | 20251035271774 |
9 | 3867535241341 |
10 | 1122202121212 |
11 | 3a2a179292a7 |
12 | 1615a7277a24 |
13 | 81a91777bc3 |
14 | 3c45a01d884 |
15 | 1e2cec07327 |
hex | 105487573fc |
1122202121212 has 12 divisors (see below), whose sum is σ = 1963866677080. Its totient is φ = 561097356336.
The previous prime is 1122202121171. The next prime is 1122202121213. The reversal of 1122202121212 is 2121212022211.
It is a self number, because there is not a number n which added to its sum of digits gives 1122202121212.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1122202121213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177138 + ... + 1508569.
Almost surely, 21122202121212 is an apocalyptic number.
It is an amenable number.
1122202121212 is a deficient number, since it is larger than the sum of its proper divisors (841664555868).
1122202121212 is a wasteful number, since it uses less digits than its factorization.
1122202121212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1852140 (or 1852138 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 1122202121212 its reverse (2121212022211), we get a palindrome (3243414143423).
Subtracting 1122202121212 from its reverse (2121212022211), we obtain a palindrome (999009900999).
The spelling of 1122202121212 in words is "one trillion, one hundred twenty-two billion, two hundred two million, one hundred twenty-one thousand, two hundred twelve".
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