Base | Representation |
---|---|
bin | 1010000000010110010111… |
… | …0111001011110011001001 |
3 | 1102221200210222112020201011 |
4 | 2200011211313023303021 |
5 | 2420220243233210441 |
6 | 35221502253323521 |
7 | 2213543004622126 |
oct | 240054567136311 |
9 | 42850728466634 |
10 | 11001120210121 |
11 | 35616046183a8 |
12 | 1298110a965a1 |
13 | 61a52a52c992 |
14 | 2a065825574d |
15 | 14126ebd3581 |
hex | a0165dcbcc9 |
11001120210121 has 4 divisors (see below), whose sum is σ = 11001132240912. Its totient is φ = 11001108179332.
The previous prime is 11001120210083. The next prime is 11001120210149. The reversal of 11001120210121 is 12101202110011.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 11001120210121 - 211 = 11001120208073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11001120210721) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4519831 + ... + 6513916.
It is an arithmetic number, because the mean of its divisors is an integer number (2750283060228).
Almost surely, 211001120210121 is an apocalyptic number.
It is an amenable number.
11001120210121 is a deficient number, since it is larger than the sum of its proper divisors (12030791).
11001120210121 is an equidigital number, since it uses as much as digits as its factorization.
11001120210121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12030790.
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 11001120210121 its reverse (12101202110011), we get a palindrome (23102322320132).
The spelling of 11001120210121 in words is "eleven trillion, one billion, one hundred twenty million, two hundred ten thousand, one hundred twenty-one".
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