Base | Representation |
---|---|
bin | 111000110100100010… |
… | …1110010111000101101 |
3 | 102122221221022120122111 |
4 | 1301221011302320231 |
5 | 3444400141223432 |
6 | 132020051244021 |
7 | 11546552452432 |
oct | 1615105627055 |
9 | 378857276574 |
10 | 122022211117 |
11 | 478273a2284 |
12 | 1b794ba9611 |
13 | b67813a3b1 |
14 | 5c97b43b89 |
15 | 32927a4347 |
hex | 1c69172e2d |
122022211117 has 2 divisors, whose sum is σ = 122022211118. Its totient is φ = 122022211116.
The previous prime is 122022211109. The next prime is 122022211127. The reversal of 122022211117 is 711112220221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 105135468516 + 16886742601 = 324246^2 + 129949^2 .
It is a cyclic number.
It is not a de Polignac number, because 122022211117 - 23 = 122022211109 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122022211127) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61011105558 + 61011105559.
It is an arithmetic number, because the mean of its divisors is an integer number (61011105559).
Almost surely, 2122022211117 is an apocalyptic number.
It is an amenable number.
122022211117 is a deficient number, since it is larger than the sum of its proper divisors (1).
122022211117 is an equidigital number, since it uses as much as digits as its factorization.
122022211117 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 224, while the sum is 22.
Adding to 122022211117 its reverse (711112220221), we get a palindrome (833134431338).
The spelling of 122022211117 in words is "one hundred twenty-two billion, twenty-two million, two hundred eleven thousand, one hundred seventeen".
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