Base | Representation |
---|---|
bin | 111000111010011100… |
… | …1001001011000110010 |
3 | 102200110201220120111222 |
4 | 1301310321021120302 |
5 | 4000301334101002 |
6 | 132051443305042 |
7 | 11554505513564 |
oct | 1616471113062 |
9 | 380421816458 |
10 | 122220222002 |
11 | 4791914683a |
12 | 1b82b37b182 |
13 | b6aa1791b8 |
14 | 5cb6169334 |
15 | 32a4d691a2 |
hex | 1c74e49632 |
122220222002 has 4 divisors (see below), whose sum is σ = 183330333006. Its totient is φ = 61110111000.
The previous prime is 122220222001. The next prime is 122220222011. The reversal of 122220222002 is 200222022221.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 100799265121 + 21420956881 = 317489^2 + 146359^2 .
It is not an unprimeable number, because it can be changed into a prime (122220222001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30555055499 + ... + 30555055502.
Almost surely, 2122220222002 is an apocalyptic number.
122220222002 is a deficient number, since it is larger than the sum of its proper divisors (61110111004).
122220222002 is an equidigital number, since it uses as much as digits as its factorization.
122220222002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61110111003.
The product of its (nonzero) digits is 256, while the sum is 17.
Adding to 122220222002 its reverse (200222022221), we get a palindrome (322442244223).
The spelling of 122220222002 in words is "one hundred twenty-two billion, two hundred twenty million, two hundred twenty-two thousand, two".
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