Base | Representation |
---|---|
bin | 110010000100010110010111… |
… | …100000001101011110000100 |
3 | 1001212200000211122012212001021 |
4 | 302010112113200031132010 |
5 | 212330234044321231040 |
6 | 2100155013300440524 |
7 | 64245004340104243 |
oct | 6204262740153604 |
9 | 1055600748185037 |
10 | 220201220102020 |
11 | 641878a4128263 |
12 | 2084457b0a9144 |
13 | 95b3b695a3c31 |
14 | 3c53b2000695a |
15 | 1a6ce1455624a |
hex | c8459780d784 |
220201220102020 has 48 divisors (see below), whose sum is σ = 467362744825536. Its totient is φ = 87140851920000.
The previous prime is 220201220101979. The next prime is 220201220102029. The reversal of 220201220102020 is 20201022102022.
It is a super-3 number, since 3×2202012201020203 (a number of 44 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 220201220101985 and 220201220102003.
It is not an unprimeable number, because it can be changed into a prime (220201220102029) 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, 39611586 + ... + 44827225.
It is an arithmetic number, because the mean of its divisors is an integer number (9736723850532).
Almost surely, 2220201220102020 is an apocalyptic number.
220201220102020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
220201220102020 is an abundant number, since it is smaller than the sum of its proper divisors (247161524723516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220201220102020 is a wasteful number, since it uses less digits than its factorization.
220201220102020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84440212 (or 84440210 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 16.
Adding to 220201220102020 its reverse (20201022102022), we get a palindrome (240402242204042).
The spelling of 220201220102020 in words is "two hundred twenty trillion, two hundred one billion, two hundred twenty million, one hundred two thousand, twenty".
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