Base | Representation |
---|---|
bin | 111000111010011100… |
… | …1000111001111100111 |
3 | 102200110201220010110211 |
4 | 1301310321013033213 |
5 | 4000301333310343 |
6 | 132051443200251 |
7 | 11554505446153 |
oct | 1616471071747 |
9 | 380421803424 |
10 | 122220213223 |
11 | 47919140189 |
12 | 1b82b376087 |
13 | b6aa1751c4 |
14 | 5cb6166063 |
15 | 32a4d6679d |
hex | 1c74e473e7 |
122220213223 has 2 divisors, whose sum is σ = 122220213224. Its totient is φ = 122220213222.
The previous prime is 122220213139. The next prime is 122220213239. The reversal of 122220213223 is 322312022221.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 122220213223 - 225 = 122186658791 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 122220213194 and 122220213203.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122220213293) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61110106611 + 61110106612.
It is an arithmetic number, because the mean of its divisors is an integer number (61110106612).
Almost surely, 2122220213223 is an apocalyptic number.
122220213223 is a deficient number, since it is larger than the sum of its proper divisors (1).
122220213223 is an equidigital number, since it uses as much as digits as its factorization.
122220213223 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 122220213223 its reverse (322312022221), we get a palindrome (444532235444).
The spelling of 122220213223 in words is "one hundred twenty-two billion, two hundred twenty million, two hundred thirteen thousand, two hundred twenty-three".
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