Base | Representation |
---|---|
bin | 1001000110011011010010… |
… | …11001110101001010110010 |
3 | 2121212010112011010010211220 |
4 | 10203031221121311022302 |
5 | 10110334104334323442 |
6 | 110321221234045510 |
7 | 4133551351645350 |
oct | 443155131651262 |
9 | 77763464103756 |
10 | 20012021011122 |
11 | 641606116a678 |
12 | 22b2569419896 |
13 | b221828c3c7a |
14 | 4d28309887d0 |
15 | 24a85a3a6eec |
hex | 1233696752b2 |
20012021011122 has 64 divisors (see below), whose sum is σ = 47030321737728. Its totient is φ = 5557679568000.
The previous prime is 20012021011013. The next prime is 20012021011181. The reversal of 20012021011122 is 22111012021002.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20975004 + ... + 21908327.
It is an arithmetic number, because the mean of its divisors is an integer number (734848777152).
Almost surely, 220012021011122 is an apocalyptic number.
20012021011122 is an abundant number, since it is smaller than the sum of its proper divisors (27018300726606).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20012021011122 is a wasteful number, since it uses less digits than its factorization.
20012021011122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42883655.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 20012021011122 its reverse (22111012021002), we get a palindrome (42123033032124).
The spelling of 20012021011122 in words is "twenty trillion, twelve billion, twenty-one million, eleven thousand, one hundred twenty-two".
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