Base | Representation |
---|---|
bin | 1001001001100100011011… |
… | …00001001011100101011010 |
3 | 2122020110020110201000020110 |
4 | 10210302031201023211122 |
5 | 10114121230240200442 |
6 | 110443000110105150 |
7 | 4144423245365430 |
oct | 444621541134532 |
9 | 78213213630213 |
10 | 20120001100122 |
11 | 6457932103750 |
12 | 230b4837ab1b6 |
13 | b2c400794a61 |
14 | 4d7b557acd50 |
15 | 24d579ea769c |
hex | 124c8d84b95a |
20120001100122 has 32 divisors (see below), whose sum is σ = 50169353393664. Its totient is φ = 5225974311600.
The previous prime is 20120001100117. The next prime is 20120001100181. The reversal of 20120001100122 is 22100110002102.
It is a junction number, because it is equal to n+sod(n) for n = 20120001100098 and 20120001100107.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21774892504 + ... + 21774893427.
It is an arithmetic number, because the mean of its divisors is an integer number (1567792293552).
Almost surely, 220120001100122 is an apocalyptic number.
20120001100122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
20120001100122 is an abundant number, since it is smaller than the sum of its proper divisors (30049352293542).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20120001100122 is a wasteful number, since it uses less digits than its factorization.
20120001100122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43549785954.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 20120001100122 its reverse (22100110002102), we get a palindrome (42220111102224).
The spelling of 20120001100122 in words is "twenty trillion, one hundred twenty billion, one million, one hundred thousand, one hundred twenty-two".
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