Base | Representation |
---|---|
bin | 11011110010010000101111… |
… | …001111111001010110100100 |
3 | 121000200022122220001202112200 |
4 | 123302100233033321112210 |
5 | 112004121030230431040 |
6 | 1111522242435214500 |
7 | 34511513465165334 |
oct | 3362205717712644 |
9 | 530608586052480 |
10 | 122201202202020 |
11 | 35a34269956387 |
12 | 118574b3447430 |
13 | 53256a7095a46 |
14 | 22267d95450c4 |
15 | e1db013ca630 |
hex | 6f242f3f95a4 |
122201202202020 has 72 divisors (see below), whose sum is σ = 370723094239680. Its totient is φ = 32582933256000.
The previous prime is 122201202201979. The next prime is 122201202202033. The reversal of 122201202202020 is 20202202102221.
122201202202020 is a `hidden beast` number, since 1 + 2 + 220 + 1 + 20 + 220 + 202 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 122201202201984 and 122201202202002.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40778106 + ... + 43672145.
It is an arithmetic number, because the mean of its divisors is an integer number (5148931864440).
Almost surely, 2122201202202020 is an apocalyptic number.
122201202202020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122201202202020 is an abundant number, since it is smaller than the sum of its proper divisors (248521892037660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122201202202020 is a wasteful number, since it uses less digits than its factorization.
122201202202020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84458305 (or 84458300 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 122201202202020 its reverse (20202202102221), we get a palindrome (142403404304241).
The spelling of 122201202202020 in words is "one hundred twenty-two trillion, two hundred one billion, two hundred two million, two hundred two thousand, twenty".
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