Base | Representation |
---|---|
bin | 101101111011110001111001… |
… | …100011100100001110011011 |
3 | 222111021221020120212202102021 |
4 | 231323301321203210032123 |
5 | 202434344202000214321 |
6 | 1553354432403315311 |
7 | 60360320633335330 |
oct | 5573617143441633 |
9 | 874257216782367 |
10 | 202020121101211 |
11 | 594082857872a6 |
12 | 1a7a8a2997bb37 |
13 | 889555331c0aa |
14 | 37c5b7c8c0987 |
15 | 1855018759941 |
hex | b7bc798e439b |
202020121101211 has 8 divisors (see below), whose sum is σ = 231149543470560. Its totient is φ = 172958049999168.
The previous prime is 202020121101187. The next prime is 202020121101343. The reversal of 202020121101211 is 112101121020202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 202020121101211 - 225 = 202020087546779 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (202020121201211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16837810396 + ... + 16837822393.
It is an arithmetic number, because the mean of its divisors is an integer number (28893692933820).
Almost surely, 2202020121101211 is an apocalyptic number.
202020121101211 is a deficient number, since it is larger than the sum of its proper divisors (29129422369349).
202020121101211 is an equidigital number, since it uses as much as digits as its factorization.
202020121101211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33675633653.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 202020121101211 its reverse (112101121020202), we get a palindrome (314121242121413).
The spelling of 202020121101211 in words is "two hundred two trillion, twenty billion, one hundred twenty-one million, one hundred one thousand, two hundred eleven".
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