Base | Representation |
---|---|
bin | 11011110010010000101111… |
… | …001000010110000000001100 |
3 | 121000200022122202100011202202 |
4 | 123302100233020112000030 |
5 | 112004121024224102340 |
6 | 1111522242324541032 |
7 | 34511513442311330 |
oct | 3362205710260014 |
9 | 530608582304682 |
10 | 122201200222220 |
11 | 35a34268823989 |
12 | 118574b2851778 |
13 | 53256a6851872 |
14 | 22267d918b7c0 |
15 | e1db01138c15 |
hex | 6f242f21600c |
122201200222220 has 96 divisors (see below), whose sum is σ = 298544395161600. Its totient is φ = 41150712282624.
The previous prime is 122201200222219. The next prime is 122201200222243. The reversal of 122201200222220 is 22222002102221.
It is a super-2 number, since 2×1222012002222202 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 122201200222192 and 122201200222201.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22572200 + ... + 27457359.
It is an arithmetic number, because the mean of its divisors is an integer number (3109837449600).
Almost surely, 2122201200222220 is an apocalyptic number.
122201200222220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122201200222220 is an abundant number, since it is smaller than the sum of its proper divisors (176343194939380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122201200222220 is a wasteful number, since it uses less digits than its factorization.
122201200222220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50029887 (or 50029885 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
Adding to 122201200222220 its reverse (22222002102221), we get a palindrome (144423202324441).
The spelling of 122201200222220 in words is "one hundred twenty-two trillion, two hundred one billion, two hundred million, two hundred twenty-two thousand, two hundred twenty".
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