Base | Representation |
---|---|
bin | 110010000001101110101101… |
… | …100001111000010111110011 |
3 | 1001212000211011210112120111122 |
4 | 302001232231201320113303 |
5 | 212314311404424342321 |
6 | 2055540202214532455 |
7 | 64226002320065564 |
oct | 6201565541702763 |
9 | 1055024153476448 |
10 | 220021201012211 |
11 | 64118516037685 |
12 | 208156bb06712b |
13 | 959cbaaa07651 |
14 | 3c4912387c16b |
15 | 1a683ca32b8ab |
hex | c81bad8785f3 |
220021201012211 has 8 divisors (see below), whose sum is σ = 231604313809920. Its totient is φ = 208438393173192.
The previous prime is 220021201012169. The next prime is 220021201012219. The reversal of 220021201012211 is 112210102120022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 220021201012211 - 26 = 220021201012147 is a prime.
It is a super-2 number, since 2×2200212010122112 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 220021201012211.
It is not an unprimeable number, because it can be changed into a prime (220021201012219) 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, 74757995 + ... + 77645348.
It is an arithmetic number, because the mean of its divisors is an integer number (28950539226240).
Almost surely, 2220021201012211 is an apocalyptic number.
220021201012211 is a deficient number, since it is larger than the sum of its proper divisors (11583112797709).
220021201012211 is a wasteful number, since it uses less digits than its factorization.
220021201012211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 152479345.
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 220021201012211 its reverse (112210102120022), we get a palindrome (332231303132233).
The spelling of 220021201012211 in words is "two hundred twenty trillion, twenty-one billion, two hundred one million, twelve thousand, two hundred eleven".
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