Base | Representation |
---|---|
bin | 10000000001101010100… |
… | …110111100100100001101 |
3 | 10220021122111122220022022 |
4 | 100001222212330210031 |
5 | 121020430324102341 |
6 | 2201532541455525 |
7 | 142365150301613 |
oct | 20015246744415 |
9 | 3807574586268 |
10 | 1101300222221 |
11 | 3950712a0211 |
12 | 1595332715a5 |
13 | 7cb10290434 |
14 | 3b4360456b3 |
15 | 1d9a9bd6e4b |
hex | 1006a9bc90d |
1101300222221 has 4 divisors (see below), whose sum is σ = 1166082588252. Its totient is φ = 1036517856192.
The previous prime is 1101300222163. The next prime is 1101300222223. The reversal of 1101300222221 is 1222220031011.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 526909033225 + 574391188996 = 725885^2 + 757886^2 .
It is a cyclic number.
It is not a de Polignac number, because 1101300222221 - 218 = 1101299960077 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17), and also a Moran number because the ratio is a prime number: 64782366013 = 1101300222221 / (1 + 1 + 0 + 1 + 3 + 0 + 0 + 2 + 2 + 2 + 2 + 2 + 1).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1101300222221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1101300222223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32391182990 + ... + 32391183023.
It is an arithmetic number, because the mean of its divisors is an integer number (291520647063).
Almost surely, 21101300222221 is an apocalyptic number.
It is an amenable number.
1101300222221 is a deficient number, since it is larger than the sum of its proper divisors (64782366031).
1101300222221 is an equidigital number, since it uses as much as digits as its factorization.
1101300222221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64782366030.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 1101300222221 its reverse (1222220031011), we get a palindrome (2323520253232).
It can be divided in two parts, 11013002 and 22221, that multiplied together give a palindrome (244719917442).
The spelling of 1101300222221 in words is "one trillion, one hundred one billion, three hundred million, two hundred twenty-two thousand, two hundred twenty-one".
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