Base | Representation |
---|---|
bin | 10001011101110001100… |
… | …111101111111111110010 |
3 | 11020201221011000221010220 |
4 | 101131301213233333302 |
5 | 124131003220334302 |
6 | 2315210520433510 |
7 | 152466061463460 |
oct | 21356147577762 |
9 | 4221834027126 |
10 | 1200202121202 |
11 | 423003898807 |
12 | 174735318896 |
13 | 89242435656 |
14 | 421392dd830 |
15 | 213478134bc |
hex | 117719efff2 |
1200202121202 has 16 divisors (see below), whose sum is σ = 2743319134272. Its totient is φ = 342914891760.
The previous prime is 1200202121161. The next prime is 1200202121213. The reversal of 1200202121202 is 2021212020021.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14288120449 + ... + 14288120532.
It is an arithmetic number, because the mean of its divisors is an integer number (171457445892).
Almost surely, 21200202121202 is an apocalyptic number.
1200202121202 is an abundant number, since it is smaller than the sum of its proper divisors (1543117013070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1200202121202 is a wasteful number, since it uses less digits than its factorization.
1200202121202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28576240993.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 1200202121202 its reverse (2021212020021), we get a palindrome (3221414141223).
The spelling of 1200202121202 in words is "one trillion, two hundred billion, two hundred two million, one hundred twenty-one thousand, two hundred two".
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