Base | Representation |
---|---|
bin | 11101001000101101100… |
… | …11100101000111111001 |
3 | 10112201001002002021101122 |
4 | 32210112303211013321 |
5 | 112400233130000441 |
6 | 2043523101355025 |
7 | 132220303412000 |
oct | 16442663450771 |
9 | 3481032067348 |
10 | 1001110000121 |
11 | 356628550470 |
12 | 142031868a75 |
13 | 7353423b14a |
14 | 3664da29c37 |
15 | 1b093e2534b |
hex | e916ce51f9 |
1001110000121 has 32 divisors (see below), whose sum is σ = 1277260320000. Its totient is φ = 777849488640.
The previous prime is 1001110000109. The next prime is 1001110000139. The reversal of 1001110000121 is 1210000111001.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-1001110000121 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1001110000099 and 1001110000108.
It is not an unprimeable number, because it can be changed into a prime (1001110000621) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 936641 + ... + 1696913.
It is an arithmetic number, because the mean of its divisors is an integer number (39914385000).
Almost surely, 21001110000121 is an apocalyptic number.
1001110000121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1001110000121 is a deficient number, since it is larger than the sum of its proper divisors (276150319879).
1001110000121 is an equidigital number, since it uses as much as digits as its factorization.
1001110000121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 760654 (or 760640 counting only the distinct ones).
The product of its (nonzero) digits is 2, while the sum is 8.
Adding to 1001110000121 its reverse (1210000111001), we get a palindrome (2211110111122).
The spelling of 1001110000121 in words is "one trillion, one billion, one hundred ten million, one hundred twenty-one", and thus it is an aban number.
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