Base | Representation |
---|---|
bin | 11110111000010111101… |
… | …000000011011101011111 |
3 | 21111212112111202202021112 |
4 | 132320113220003131133 |
5 | 234232040204021002 |
6 | 4302514534452235 |
7 | 306213604151522 |
oct | 36702750033537 |
9 | 7455474682245 |
10 | 2122110220127 |
11 | 748a88994587 |
12 | 2a334250407b |
13 | 1251639a73b1 |
14 | 749d4182bb9 |
15 | 3a303368852 |
hex | 1ee17a0375f |
2122110220127 has 2 divisors, whose sum is σ = 2122110220128. Its totient is φ = 2122110220126.
The previous prime is 2122110220103. The next prime is 2122110220157. The reversal of 2122110220127 is 7210220112212.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2122110220127 - 28 = 2122110219871 is a prime.
It is a super-2 number, since 2×21221102201272 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2122110220157) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061055110063 + 1061055110064.
It is an arithmetic number, because the mean of its divisors is an integer number (1061055110064).
Almost surely, 22122110220127 is an apocalyptic number.
2122110220127 is a deficient number, since it is larger than the sum of its proper divisors (1).
2122110220127 is an equidigital number, since it uses as much as digits as its factorization.
2122110220127 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 448, while the sum is 23.
Adding to 2122110220127 its reverse (7210220112212), we get a palindrome (9332330332339).
The spelling of 2122110220127 in words is "two trillion, one hundred twenty-two billion, one hundred ten million, two hundred twenty thousand, one hundred twenty-seven".
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