Base | Representation |
---|---|
bin | 10000000001100101111… |
… | …010010001101001010110 |
3 | 10220021110000100110222010 |
4 | 100001211322101221112 |
5 | 121020300134400342 |
6 | 2201521044245050 |
7 | 142363202324613 |
oct | 20014572215126 |
9 | 3807400313863 |
10 | 1101221403222 |
11 | 395030856346 |
12 | 1595109a0786 |
13 | 7cac9b54785 |
14 | 3b4297a950a |
15 | 1d9a2d1829c |
hex | 10065e91a56 |
1101221403222 has 16 divisors (see below), whose sum is σ = 2205815621040. Its totient is φ = 366511665312.
The previous prime is 1101221403203. The next prime is 1101221403223. The reversal of 1101221403222 is 2223041221011.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1101221403223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140529697 + ... + 140537532.
It is an arithmetic number, because the mean of its divisors is an integer number (137863476315).
Almost surely, 21101221403222 is an apocalyptic number.
1101221403222 is an abundant number, since it is smaller than the sum of its proper divisors (1104594217818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1101221403222 is a wasteful number, since it uses less digits than its factorization.
1101221403222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 281067887.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 1101221403222 its reverse (2223041221011), we get a palindrome (3324262624233).
The spelling of 1101221403222 in words is "one trillion, one hundred one billion, two hundred twenty-one million, four hundred three thousand, two hundred twenty-two".
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