Base | Representation |
---|---|
bin | 1010001101101110110001… |
… | …1111100100101000001011 |
3 | 1110202200012112212220221001 |
4 | 2203123230133210220023 |
5 | 2433002103111224321 |
6 | 35515242240555431 |
7 | 2236261644446302 |
oct | 243335437445013 |
9 | 43680175786831 |
10 | 11231012211211 |
11 | 3640055668431 |
12 | 131478b322b77 |
13 | 63610672c660 |
14 | 2ab8262ab439 |
15 | 14722754bc91 |
hex | a36ec7e4a0b |
11231012211211 has 8 divisors (see below), whose sum is σ = 12113746401680. Its totient is φ = 10350965188512.
The previous prime is 11231012211203. The next prime is 11231012211259. The reversal of 11231012211211 is 11211221013211.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 11231012211211 - 23 = 11231012211203 is a prime.
It is a super-2 number, since 2×112310122112112 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (11231012215211) 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 7 ways as a sum of consecutive naturals, for example, 671783256 + ... + 671799973.
It is an arithmetic number, because the mean of its divisors is an integer number (1514218300210).
Almost surely, 211231012211211 is an apocalyptic number.
11231012211211 is a deficient number, since it is larger than the sum of its proper divisors (882734190469).
11231012211211 is a wasteful number, since it uses less digits than its factorization.
11231012211211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1343583885.
The product of its (nonzero) digits is 48, while the sum is 19.
Adding to 11231012211211 its reverse (11211221013211), we get a palindrome (22442233224422).
The spelling of 11231012211211 in words is "eleven trillion, two hundred thirty-one billion, twelve million, two hundred eleven thousand, two hundred eleven".
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