Base | Representation |
---|---|
bin | 1001001001101000110000… |
… | …11001111011001101111101 |
3 | 2122020200020212020221000211 |
4 | 10210310120121323031331 |
5 | 10114141013243343401 |
6 | 110444023224552421 |
7 | 4144535061232261 |
oct | 444643031731575 |
9 | 78220225227024 |
10 | 20122331231101 |
11 | 6458918434630 |
12 | 230ba14022711 |
13 | b2c6b2459698 |
14 | 4d7cd70420a1 |
15 | 24d66482b951 |
hex | 124d1867b37d |
20122331231101 has 16 divisors (see below), whose sum is σ = 22261674911616. Its totient is φ = 18034681000000.
The previous prime is 20122331231089. The next prime is 20122331231213. The reversal of 20122331231101 is 10113213322102.
It is a cyclic number.
It is not a de Polignac number, because 20122331231101 - 219 = 20122330706813 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20122331231801) 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, 20211171 + ... + 21183391.
It is an arithmetic number, because the mean of its divisors is an integer number (1391354681976).
Almost surely, 220122331231101 is an apocalyptic number.
It is an amenable number.
20122331231101 is a deficient number, since it is larger than the sum of its proper divisors (2139343680515).
20122331231101 is a wasteful number, since it uses less digits than its factorization.
20122331231101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 998804.
The product of its (nonzero) digits is 432, while the sum is 22.
Adding to 20122331231101 its reverse (10113213322102), we get a palindrome (30235544553203).
The spelling of 20122331231101 in words is "twenty trillion, one hundred twenty-two billion, three hundred thirty-one million, two hundred thirty-one thousand, one hundred one".
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