Base | Representation |
---|---|
bin | 11101101100000110110… |
… | …11010001000000110100 |
3 | 10121112002101002122200112 |
4 | 32312003123101000310 |
5 | 113203142211241040 |
6 | 2100344425002152 |
7 | 133462221506456 |
oct | 16660333210064 |
9 | 3545071078615 |
10 | 1020112212020 |
11 | 363699827520 |
12 | 145855623358 |
13 | 75271ca1605 |
14 | 375335bc2d6 |
15 | 1b80729a365 |
hex | ed836d1034 |
1020112212020 has 48 divisors (see below), whose sum is σ = 2337053040000. Its totient is φ = 370938990720.
The previous prime is 1020112211933. The next prime is 1020112212083. The reversal of 1020112212020 is 202122110201.
It is a super-2 number, since 2×10201122120202 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1020112211986 and 1020112212004.
It is a congruent number.
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, 14332481 + ... + 14403479.
It is an arithmetic number, because the mean of its divisors is an integer number (48688605000).
Almost surely, 21020112212020 is an apocalyptic number.
1020112212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1020112212020 is an abundant number, since it is smaller than the sum of its proper divisors (1316940827980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020112212020 is a wasteful number, since it uses less digits than its factorization.
1020112212020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136328 (or 136326 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 1020112212020 its reverse (202122110201), we get a palindrome (1222234322221).
It can be divided in two parts, 10201 and 12212020, that added together give a palindrome (12222221).
The spelling of 1020112212020 in words is "one trillion, twenty billion, one hundred twelve million, two hundred twelve thousand, twenty".
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