Base | Representation |
---|---|
bin | 1001001001010001111110… |
… | …11111100010001111101011 |
3 | 2122012111200121000021021112 |
4 | 10210220333133202033223 |
5 | 10113440442120024321 |
6 | 110434241532300535 |
7 | 4143623035356440 |
oct | 444507737421753 |
9 | 78174617007245 |
10 | 20110102111211 |
11 | 6453712410882 |
12 | 230958061174b |
13 | b2b4b39b3378 |
14 | 4d7496c219c7 |
15 | 24d19adeda5b |
hex | 124a3f7e23eb |
20110102111211 has 8 divisors (see below), whose sum is σ = 22983289178880. Its totient is φ = 17236993877928.
The previous prime is 20110102111201. The next prime is 20110102111213. The reversal of 20110102111211 is 11211120101102.
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 20110102111211 - 214 = 20110102094827 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20110102111213) 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, 19160951 + ... + 20183216.
It is an arithmetic number, because the mean of its divisors is an integer number (2872911147360).
Almost surely, 220110102111211 is an apocalyptic number.
20110102111211 is a deficient number, since it is larger than the sum of its proper divisors (2873187067669).
20110102111211 is an equidigital number, since it uses as much as digits as its factorization.
20110102111211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39417193.
The product of its (nonzero) digits is 8, while the sum is 14.
Adding to 20110102111211 its reverse (11211120101102), we get a palindrome (31321222212313).
The spelling of 20110102111211 in words is "twenty trillion, one hundred ten billion, one hundred two million, one hundred eleven thousand, two hundred eleven".
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