Base | Representation |
---|---|
bin | 11101001000101111000… |
… | …10001010000011010001 |
3 | 10112201001221001121012102 |
4 | 32210113202022003101 |
5 | 112400244241210001 |
6 | 2043524215210145 |
7 | 132220512244214 |
oct | 16442742120321 |
9 | 3481057047172 |
10 | 1001122210001 |
11 | 35663442a981 |
12 | 142035976955 |
13 | 73536924824 |
14 | 366514c777b |
15 | 1b095037e6b |
hex | e91788a0d1 |
1001122210001 has 8 divisors (see below), whose sum is σ = 1006992395904. Its totient is φ = 995267658240.
The previous prime is 1001122209977. The next prime is 1001122210003. The reversal of 1001122210001 is 1000122211001.
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 1001122210001 - 218 = 1001121947857 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1001122210003) 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 7 ways as a sum of consecutive naturals, for example, 3780080 + ... + 4036241.
It is an arithmetic number, because the mean of its divisors is an integer number (125874049488).
Almost surely, 21001122210001 is an apocalyptic number.
It is an amenable number.
1001122210001 is a deficient number, since it is larger than the sum of its proper divisors (5870185903).
1001122210001 is an equidigital number, since it uses as much as digits as its factorization.
1001122210001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7817071.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 1001122210001 its reverse (1000122211001), we get a palindrome (2001244421002).
The spelling of 1001122210001 in words is "one trillion, one billion, one hundred twenty-two million, two hundred ten thousand, one".
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