Base | Representation |
---|---|
bin | 111000110100001101… |
… | …1110010101011001010 |
3 | 102122221011121011111211 |
4 | 1301220123302223022 |
5 | 3444334331401302 |
6 | 132015015243334 |
7 | 11546360042563 |
oct | 1615033625312 |
9 | 378834534454 |
10 | 122011200202 |
11 | 47821161651 |
12 | 1b79137954a |
13 | b675a83668 |
14 | 5c964b916a |
15 | 329182bad7 |
hex | 1c686f2aca |
122011200202 has 4 divisors (see below), whose sum is σ = 183016800306. Its totient is φ = 61005600100.
The previous prime is 122011200187. The next prime is 122011200209. The reversal of 122011200202 is 202002110221.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 202002110221 = 109 ⋅1853230369.
It can be written as a sum of positive squares in only one way, i.e., 82311036201 + 39700164001 = 286899^2 + 199249^2 .
It is not an unprimeable number, because it can be changed into a prime (122011200209) 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, 30502800049 + ... + 30502800052.
Almost surely, 2122011200202 is an apocalyptic number.
122011200202 is a deficient number, since it is larger than the sum of its proper divisors (61005600104).
122011200202 is an equidigital number, since it uses as much as digits as its factorization.
122011200202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61005600103.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 122011200202 its reverse (202002110221), we get a palindrome (324013310423).
The spelling of 122011200202 in words is "one hundred twenty-two billion, eleven million, two hundred thousand, two hundred two".
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