Base | Representation |
---|---|
bin | 111000011100101111… |
… | …0010001101001011010 |
3 | 102120220021001211002011 |
4 | 1300321132101221122 |
5 | 3441231132302302 |
6 | 131404512300134 |
7 | 11521012144303 |
oct | 1607136215132 |
9 | 376807054064 |
10 | 121223322202 |
11 | 47457450204 |
12 | 1b5b154164a |
13 | b57b786168 |
14 | 5c1d9c77aa |
15 | 324759b5d7 |
hex | 1c39791a5a |
121223322202 has 8 divisors (see below), whose sum is σ = 181988953812. Its totient is φ = 60560337600.
The previous prime is 121223322191. The next prime is 121223322223. The reversal of 121223322202 is 202223322121.
It can be written as a sum of positive squares in 2 ways, for example, as 120964144401 + 259177801 = 347799^2 + 16099^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1212233222022 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25658799 + ... + 25663522.
Almost surely, 2121223322202 is an apocalyptic number.
121223322202 is a deficient number, since it is larger than the sum of its proper divisors (60765631610).
121223322202 is a wasteful number, since it uses less digits than its factorization.
121223322202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51323504.
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 121223322202 its reverse (202223322121), we get a palindrome (323446644323).
The spelling of 121223322202 in words is "one hundred twenty-one billion, two hundred twenty-three million, three hundred twenty-two thousand, two hundred two".
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