Base | Representation |
---|---|
bin | 11110100110110001101… |
… | …100000101000110101101 |
3 | 21110001210000201202110001 |
4 | 132212301230011012231 |
5 | 233424343323131341 |
6 | 4250112254344301 |
7 | 304644520064230 |
oct | 36466154050655 |
9 | 7401700652401 |
10 | 2103220130221 |
11 | 740a74a29431 |
12 | 29b7501bb091 |
13 | 1234432400c2 |
14 | 73b21459417 |
15 | 39a99c8ed31 |
hex | 1e9b1b051ad |
2103220130221 has 16 divisors (see below), whose sum is σ = 2417105940480. Its totient is φ = 1792718025840.
The previous prime is 2103220130197. The next prime is 2103220130309. The reversal of 2103220130221 is 1220310223012.
It is not a de Polignac number, because 2103220130221 - 217 = 2103219999149 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2103229130221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209161 + ... + 2061598.
It is an arithmetic number, because the mean of its divisors is an integer number (151069121280).
Almost surely, 22103220130221 is an apocalyptic number.
It is an amenable number.
2103220130221 is a deficient number, since it is larger than the sum of its proper divisors (313885810259).
2103220130221 is a wasteful number, since it uses less digits than its factorization.
2103220130221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2271504.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 2103220130221 its reverse (1220310223012), we get a palindrome (3323530353233).
It can be divided in two parts, 2103220 and 130221, that added together give a triangular number (2233441 = T2113).
The spelling of 2103220130221 in words is "two trillion, one hundred three billion, two hundred twenty million, one hundred thirty thousand, two hundred twenty-one".
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