Base | Representation |
---|---|
bin | 111000111001111000… |
… | …0101101011011101011 |
3 | 102200102102011211200110 |
4 | 1301303300231123223 |
5 | 4000232003430011 |
6 | 132045524305403 |
7 | 11554155225465 |
oct | 1616360553353 |
9 | 380372154613 |
10 | 122201233131 |
11 | 4790945715a |
12 | 1b824b42263 |
13 | b6a625b093 |
14 | 5cb3825135 |
15 | 32a3367ba6 |
hex | 1c73c2d6eb |
122201233131 has 48 divisors (see below), whose sum is σ = 173306902560. Its totient is φ = 76578670080.
The previous prime is 122201233129. The next prime is 122201233177. The reversal of 122201233131 is 131332102221.
It is not a de Polignac number, because 122201233131 - 21 = 122201233129 is a prime.
It is a super-2 number, since 2×1222012331312 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 122201233098 and 122201233107.
It is not an unprimeable number, because it can be changed into a prime (122201233181) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 92505951 + ... + 92507271.
It is an arithmetic number, because the mean of its divisors is an integer number (3610560470).
Almost surely, 2122201233131 is an apocalyptic number.
122201233131 is a deficient number, since it is larger than the sum of its proper divisors (51105669429).
122201233131 is a wasteful number, since it uses less digits than its factorization.
122201233131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1964 (or 1945 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 122201233131 its reverse (131332102221), we get a palindrome (253533335352).
The spelling of 122201233131 in words is "one hundred twenty-two billion, two hundred one million, two hundred thirty-three thousand, one hundred thirty-one".
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