Base | Representation |
---|---|
bin | 11101011001011110100… |
… | …100010010101100111011 |
3 | 21011010112200121022020021 |
4 | 131121132210102230323 |
5 | 231044403111414321 |
6 | 4144024331311311 |
7 | 265645651610323 |
oct | 35313644225473 |
9 | 7133480538207 |
10 | 2020221201211 |
11 | 709853223624 |
12 | 287647bab537 |
13 | 118676a0a3a5 |
14 | 6daca2b6283 |
15 | 3783d38e941 |
hex | 1d65e912b3b |
2020221201211 has 16 divisors (see below), whose sum is σ = 2090996448768. Its totient is φ = 1950742332000.
The previous prime is 2020221201181. The next prime is 2020221201239. The reversal of 2020221201211 is 1121021220202.
It is a happy number.
It is not a de Polignac number, because 2020221201211 - 211 = 2020221199163 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2020221291211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 591496 + ... + 2095306.
It is an arithmetic number, because the mean of its divisors is an integer number (130687278048).
Almost surely, 22020221201211 is an apocalyptic number.
2020221201211 is a deficient number, since it is larger than the sum of its proper divisors (70775247557).
2020221201211 is a wasteful number, since it uses less digits than its factorization.
2020221201211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1504242.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 2020221201211 its reverse (1121021220202), we get a palindrome (3141242421413).
The spelling of 2020221201211 in words is "two trillion, twenty billion, two hundred twenty-one million, two hundred one thousand, two hundred eleven".
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