Base | Representation |
---|---|
bin | 1001001001010011111000… |
… | …01010100011001011101001 |
3 | 2122012121022112101101220111 |
4 | 10210221330022203023221 |
5 | 10114000033211121301 |
6 | 110434530533454321 |
7 | 4143660205430230 |
oct | 444517412431351 |
9 | 78177275341814 |
10 | 20111120020201 |
11 | 6454094a56981 |
12 | 23098054a13a1 |
13 | b2b616850c92 |
14 | 4d75520b1b17 |
15 | 24d20a46b551 |
hex | 124a7c2a32e9 |
20111120020201 has 16 divisors (see below), whose sum is σ = 22990221581184. Its totient is φ = 17233540170624.
The previous prime is 20111120020109. The next prime is 20111120020219. The reversal of 20111120020201 is 10202002111102.
It is a cyclic number.
It is not a de Polignac number, because 20111120020201 - 27 = 20111120020073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20111123020201) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 875793946 + ... + 875816908.
It is an arithmetic number, because the mean of its divisors is an integer number (1436888848824).
Almost surely, 220111120020201 is an apocalyptic number.
It is an amenable number.
20111120020201 is a deficient number, since it is larger than the sum of its proper divisors (2879101560983).
20111120020201 is a wasteful number, since it uses less digits than its factorization.
20111120020201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50640.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 20111120020201 its reverse (10202002111102), we get a palindrome (30313122131303).
The spelling of 20111120020201 in words is "twenty trillion, one hundred eleven billion, one hundred twenty million, twenty thousand, two hundred one".
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