Base | Representation |
---|---|
bin | 1001100110001011100101… |
… | …10110100001010111001101 |
3 | 2202201102210102000120212122 |
4 | 10303011302312201113031 |
5 | 10231223122403022201 |
6 | 112514344133342325 |
7 | 4305435343466012 |
oct | 463056266412715 |
9 | 82642712016778 |
10 | 21103101220301 |
11 | 67a6858533811 |
12 | 2449b09a979a5 |
13 | ba10247235b9 |
14 | 52d577559709 |
15 | 268e17c21e1b |
hex | 133172da15cd |
21103101220301 has 8 divisors (see below), whose sum is σ = 21827692670784. Its totient is φ = 20388504134880.
The previous prime is 21103101220297. The next prime is 21103101220339. The reversal of 21103101220301 is 10302210130112.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 21103101220301 - 22 = 21103101220297 is a prime.
It is a super-2 number, since 2×211031012203012 (a number of 27 digits) contains 22 as substring.
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 21103101220301.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21103101220381) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2498586971 + ... + 2498595416.
It is an arithmetic number, because the mean of its divisors is an integer number (2728461583848).
Almost surely, 221103101220301 is an apocalyptic number.
It is an amenable number.
21103101220301 is a deficient number, since it is larger than the sum of its proper divisors (724591450483).
21103101220301 is a wasteful number, since it uses less digits than its factorization.
21103101220301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4997182531.
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 21103101220301 its reverse (10302210130112), we get a palindrome (31405311350413).
The spelling of 21103101220301 in words is "twenty-one trillion, one hundred three billion, one hundred one million, two hundred twenty thousand, three hundred one".
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