Base | Representation |
---|---|
bin | 11011110001010000100101… |
… | …001001010101001101011101 |
3 | 121000102201211220022111120210 |
4 | 123301100211021111031131 |
5 | 112002003434141412341 |
6 | 1111430450553403033 |
7 | 34503524401461645 |
oct | 3361204511251535 |
9 | 530381756274523 |
10 | 122132313232221 |
11 | 35a08028922796 |
12 | 11846088709479 |
13 | 531c048b91816 |
14 | 22233422dd525 |
15 | e1be1d5cdc16 |
hex | 6f142525535d |
122132313232221 has 16 divisors (see below), whose sum is σ = 163005980832128. Its totient is φ = 81340097227200.
The previous prime is 122132313232169. The next prime is 122132313232247. The reversal of 122132313232221 is 122232313231221.
It is a happy number.
It is not a de Polignac number, because 122132313232221 - 238 = 121857435325277 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122132313232021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155917275 + ... + 156698631.
It is an arithmetic number, because the mean of its divisors is an integer number (10187873802008).
Almost surely, 2122132313232221 is an apocalyptic number.
It is an amenable number.
122132313232221 is a deficient number, since it is larger than the sum of its proper divisors (40873667599907).
122132313232221 is a wasteful number, since it uses less digits than its factorization.
122132313232221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 833412.
The product of its digits is 10368, while the sum is 30.
Adding to 122132313232221 its reverse (122232313231221), we get a palindrome (244364626463442).
The spelling of 122132313232221 in words is "one hundred twenty-two trillion, one hundred thirty-two billion, three hundred thirteen million, two hundred thirty-two thousand, two hundred twenty-one".
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