Base | Representation |
---|---|
bin | 1001000110101110010000… |
… | …01111100111001000010011 |
3 | 2121220002210200122011100121 |
4 | 10203113020033213020103 |
5 | 10111020432214233131 |
6 | 110330023410131111 |
7 | 4134361555542034 |
oct | 443271017471023 |
9 | 77802720564317 |
10 | 20022202102291 |
11 | 641a406122104 |
12 | 22b452ab80a97 |
13 | b23115c77b7c |
14 | 4d3118baaa8b |
15 | 24ac540d6911 |
hex | 1235c83e7213 |
20022202102291 has 2 divisors, whose sum is σ = 20022202102292. Its totient is φ = 20022202102290.
The previous prime is 20022202102219. The next prime is 20022202102313. The reversal of 20022202102291 is 19220120222002.
Together with previous prime (20022202102219) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 20022202102291 - 227 = 20022067884563 is a prime.
It is a super-2 number, since 2×200222021022912 (a number of 27 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (20022202102691) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011101051145 + 10011101051146.
It is an arithmetic number, because the mean of its divisors is an integer number (10011101051146).
Almost surely, 220022202102291 is an apocalyptic number.
20022202102291 is a deficient number, since it is larger than the sum of its proper divisors (1).
20022202102291 is an equidigital number, since it uses as much as digits as its factorization.
20022202102291 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1152, while the sum is 25.
Adding to 20022202102291 its reverse (19220120222002), we get a palindrome (39242322324293).
The spelling of 20022202102291 in words is "twenty trillion, twenty-two billion, two hundred two million, one hundred two thousand, two hundred ninety-one".
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