Base | Representation |
---|---|
bin | 1001001001010010001101… |
… | …01000111101010111011111 |
3 | 2122012111222221122101002222 |
4 | 10210221012220331113133 |
5 | 10113441213314201421 |
6 | 110434301454335555 |
7 | 4143626022530054 |
oct | 444510650752737 |
9 | 78174887571088 |
10 | 20110222022111 |
11 | 64537740716a1 |
12 | 23095b47ba5bb |
13 | b2b5027a8870 |
14 | 4d74a8b1702b |
15 | 24d1a66d7cab |
hex | 124a46a3d5df |
20110222022111 has 16 divisors (see below), whose sum is σ = 21707945248416. Its totient is φ = 18519756558336.
The previous prime is 20110222022101. The next prime is 20110222022119. The reversal of 20110222022111 is 11122022201102.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20110222022111 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 20110222022111.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20110222022119) 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, 241571951 + ... + 241655183.
It is an arithmetic number, because the mean of its divisors is an integer number (1356746578026).
Almost surely, 220110222022111 is an apocalyptic number.
20110222022111 is a deficient number, since it is larger than the sum of its proper divisors (1597723226305).
20110222022111 is a wasteful number, since it uses less digits than its factorization.
20110222022111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 126602.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 20110222022111 its reverse (11122022201102), we get a palindrome (31232244223213).
The spelling of 20110222022111 in words is "twenty trillion, one hundred ten billion, two hundred twenty-two million, twenty-two thousand, one hundred eleven".
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