Base | Representation |
---|---|
bin | 1010000100000110101000… |
… | …00110100111001100101111 |
3 | 2220100201120110201200210022 |
4 | 11002003110012213030233 |
5 | 10400044224340342312 |
6 | 115022540253432355 |
7 | 4442633340151511 |
oct | 502032406471457 |
9 | 86321513650708 |
10 | 22131230012207 |
11 | 7062890422368 |
12 | 259522019b6bb |
13 | c46c734c17b4 |
14 | 56722b6b9bb1 |
15 | 285a3db90172 |
hex | 1420d41a732f |
22131230012207 has 2 divisors, whose sum is σ = 22131230012208. Its totient is φ = 22131230012206.
The previous prime is 22131230012173. The next prime is 22131230012237. The reversal of 22131230012207 is 70221003213122.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 22131230012207 - 210 = 22131230011183 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (22131230012237) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11065615006103 + 11065615006104.
It is an arithmetic number, because the mean of its divisors is an integer number (11065615006104).
Almost surely, 222131230012207 is an apocalyptic number.
22131230012207 is a deficient number, since it is larger than the sum of its proper divisors (1).
22131230012207 is an equidigital number, since it uses as much as digits as its factorization.
22131230012207 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2016, while the sum is 26.
Adding to 22131230012207 its reverse (70221003213122), we get a palindrome (92352233225329).
The spelling of 22131230012207 in words is "twenty-two trillion, one hundred thirty-one billion, two hundred thirty million, twelve thousand, two hundred seven".
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