Base | Representation |
---|---|
bin | 1001000110101010001010… |
… | …0011011110110111001001 |
3 | 1022102221120011220012120122 |
4 | 2101222202203132313021 |
5 | 2303000440224310441 |
6 | 33142310405233025 |
7 | 2052125104464230 |
oct | 221524243366711 |
9 | 38387504805518 |
10 | 10010001010121 |
11 | 320a243678a42 |
12 | 1158009102775 |
13 | 577c2910a6a8 |
14 | 2686b5475b17 |
15 | 1255b2e5034b |
hex | 91aa28dedc9 |
10010001010121 has 8 divisors (see below), whose sum is σ = 11809033449984. Its totient is φ = 8303226644160.
The previous prime is 10010001010073. The next prime is 10010001010171. The reversal of 10010001010121 is 12101010001001.
It is a happy number.
10010001010121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10010001010121 - 210 = 10010001009097 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10010001010099 and 10010001010108.
It is not an unprimeable number, because it can be changed into a prime (10010001010171) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23064518240 + ... + 23064518673.
It is an arithmetic number, because the mean of its divisors is an integer number (1476129181248).
Almost surely, 210010001010121 is an apocalyptic number.
It is an amenable number.
10010001010121 is a deficient number, since it is larger than the sum of its proper divisors (1799032439863).
10010001010121 is an equidigital number, since it uses as much as digits as its factorization.
10010001010121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46129036951.
The product of its (nonzero) digits is 2, while the sum is 8.
Adding to 10010001010121 its reverse (12101010001001), we get a palindrome (22111011011122).
The spelling of 10010001010121 in words is "ten trillion, ten billion, one million, ten thousand, one hundred twenty-one".
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