Base | Representation |
---|---|
bin | 11011010101001010110110… |
… | …101101110111000100100100 |
3 | 120202121012102110110120222000 |
4 | 123111022312231313010210 |
5 | 111223342214134034340 |
6 | 1103352013515205300 |
7 | 34214211054553020 |
oct | 3325126655670444 |
9 | 522535373416860 |
10 | 120202020221220 |
11 | 35333432833523 |
12 | 11593b59446830 |
13 | 520c004153202 |
14 | 2197b47591380 |
15 | dd6ae5133d30 |
hex | 6d52b6b77124 |
120202020221220 has 96 divisors (see below), whose sum is σ = 427384960800000. Its totient is φ = 27474747478272.
The previous prime is 120202020221197. The next prime is 120202020221237. The reversal of 120202020221220 is 22122020202021.
120202020221220 is a `hidden beast` number, since 1 + 2 + 0 + 20 + 202 + 0 + 221 + 220 = 666.
120202020221220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
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 = 120202020221193 and 120202020221202.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15899734345 + ... + 15899741904.
It is an arithmetic number, because the mean of its divisors is an integer number (4451926675000).
Almost surely, 2120202020221220 is an apocalyptic number.
120202020221220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120202020221220 is an abundant number, since it is smaller than the sum of its proper divisors (307182940578780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120202020221220 is a wasteful number, since it uses less digits than its factorization.
120202020221220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31799476274 (or 31799476266 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 120202020221220 its reverse (22122020202021), we get a palindrome (142324040423241).
The spelling of 120202020221220 in words is "one hundred twenty trillion, two hundred two billion, twenty million, two hundred twenty-one thousand, two hundred twenty".
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