Base | Representation |
---|---|
bin | 10001111011100100111… |
… | …110011111000100111001 |
3 | 11100210112021212222220012 |
4 | 101323210332133010321 |
5 | 130142022232411441 |
6 | 2342022122111305 |
7 | 155011056105500 |
oct | 21734476370471 |
9 | 4323467788805 |
10 | 1232202232121 |
11 | 435635044773 |
12 | 17a98604b535 |
13 | 8c271cb3423 |
14 | 438d3231837 |
15 | 220bbd229eb |
hex | 11ee4f9f139 |
1232202232121 has 12 divisors (see below), whose sum is σ = 1508819060880. Its totient is φ = 1000585270440.
The previous prime is 1232202232091. The next prime is 1232202232333. The reversal of 1232202232121 is 1212322022321.
It is a happy number.
It is not a de Polignac number, because 1232202232121 - 234 = 1215022362937 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1232202237121) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 661761815 + ... + 661763676.
It is an arithmetic number, because the mean of its divisors is an integer number (125734921740).
Almost surely, 21232202232121 is an apocalyptic number.
It is an amenable number.
1232202232121 is a deficient number, since it is larger than the sum of its proper divisors (276616828759).
1232202232121 is a wasteful number, since it uses less digits than its factorization.
1232202232121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1323525524 (or 1323525517 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 1232202232121 its reverse (1212322022321), we get a palindrome (2444524254442).
The spelling of 1232202232121 in words is "one trillion, two hundred thirty-two billion, two hundred two million, two hundred thirty-two thousand, one hundred twenty-one".
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