Base | Representation |
---|---|
bin | 1001001011111001101010… |
… | …00110100011000101100000 |
3 | 2122112010001020111121202121 |
4 | 10211330311012203011200 |
5 | 10121424322224231422 |
6 | 110543450305154024 |
7 | 4153260566563501 |
oct | 445746506430540 |
9 | 78463036447677 |
10 | 20200122102112 |
11 | 6488907346377 |
12 | 2322b0402b914 |
13 | b36b2b9b4884 |
14 | 4db996644ba8 |
15 | 2506b8dc88c7 |
hex | 125f351a3160 |
20200122102112 has 96 divisors (see below), whose sum is σ = 40447191214080. Its totient is φ = 9928958208000.
The previous prime is 20200122102019. The next prime is 20200122102113. The reversal of 20200122102112 is 21120122100202.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20200122102113) 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, 3422006553 + ... + 3422012455.
It is an arithmetic number, because the mean of its divisors is an integer number (421324908480).
Almost surely, 220200122102112 is an apocalyptic number.
It is an amenable number.
20200122102112 is an abundant number, since it is smaller than the sum of its proper divisors (20247069111968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20200122102112 is a wasteful number, since it uses less digits than its factorization.
20200122102112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11636 (or 11628 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 20200122102112 its reverse (21120122100202), we get a palindrome (41320244202314).
The spelling of 20200122102112 in words is "twenty trillion, two hundred billion, one hundred twenty-two million, one hundred two thousand, one hundred twelve".
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