Base | Representation |
---|---|
bin | 10100100101010101… |
… | …011100000010010011 |
3 | 2010001021022222001201 |
4 | 110211111130002103 |
5 | 330230402311311 |
6 | 14053025412031 |
7 | 1411455133201 |
oct | 244525340223 |
9 | 63037288051 |
10 | 22101213331 |
11 | 941161676a |
12 | 434979a017 |
13 | 2112acbb32 |
14 | 10d93aa071 |
15 | 8954729c1 |
hex | 52555c093 |
22101213331 has 16 divisors (see below), whose sum is σ = 22572583488. Its totient is φ = 21634905600.
The previous prime is 22101213319. The next prime is 22101213349. The reversal of 22101213331 is 13331210122.
It is a cyclic number.
It is not a de Polignac number, because 22101213331 - 223 = 22092824723 is a prime.
It is a super-2 number, since 2×221012133312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22101213299 and 22101213308.
It is not an unprimeable number, because it can be changed into a prime (22101213311) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8151066 + ... + 8153776.
It is an arithmetic number, because the mean of its divisors is an integer number (1410786468).
Almost surely, 222101213331 is an apocalyptic number.
22101213331 is a deficient number, since it is larger than the sum of its proper divisors (471370157).
22101213331 is a wasteful number, since it uses less digits than its factorization.
22101213331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3582.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 22101213331 its reverse (13331210122), we get a palindrome (35432423453).
The spelling of 22101213331 in words is "twenty-two billion, one hundred one million, two hundred thirteen thousand, three hundred thirty-one".
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