Base | Representation |
---|---|
bin | 11110100101110110001… |
… | …001001010011011000110 |
3 | 21102222012101220211201202 |
4 | 132211312021022123012 |
5 | 233420322101334342 |
6 | 4245425210222502 |
7 | 304610666461445 |
oct | 36456611123306 |
9 | 7388171824652 |
10 | 2102221121222 |
11 | 740602022162 |
12 | 29b511724a32 |
13 | 12331428c011 |
14 | 73a688c8d5c |
15 | 39a3c207332 |
hex | 1e97624a6c6 |
2102221121222 has 16 divisors (see below), whose sum is σ = 3290470739712. Its totient is φ = 1005398588040.
The previous prime is 2102221121197. The next prime is 2102221121333. The reversal of 2102221121222 is 2221211222012.
It is a junction number, because it is equal to n+sod(n) for n = 2102221121194 and 2102221121203.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4889183 + ... + 5301749.
It is an arithmetic number, because the mean of its divisors is an integer number (205654421232).
Almost surely, 22102221121222 is an apocalyptic number.
2102221121222 is a deficient number, since it is larger than the sum of its proper divisors (1188249618490).
2102221121222 is a wasteful number, since it uses less digits than its factorization.
2102221121222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 523363.
The product of its (nonzero) digits is 256, while the sum is 20.
Adding to 2102221121222 its reverse (2221211222012), we get a palindrome (4323432343234).
The spelling of 2102221121222 in words is "two trillion, one hundred two billion, two hundred twenty-one million, one hundred twenty-one thousand, two hundred twenty-two".
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