Base | Representation |
---|---|
bin | 10100110111010010… |
… | …01110111100101010 |
3 | 1001220122001112111012 |
4 | 22123221032330222 |
5 | 140420002242302 |
6 | 5051252503522 |
7 | 544401506225 |
oct | 123351167452 |
9 | 31818045435 |
10 | 11201212202 |
11 | 4828879574 |
12 | 220731aba2 |
13 | 109681761b |
14 | 7838ca5bc |
15 | 458587a52 |
hex | 29ba4ef2a |
11201212202 has 4 divisors (see below), whose sum is σ = 16801818306. Its totient is φ = 5600606100.
The previous prime is 11201212193. The next prime is 11201212223. The reversal of 11201212202 is 20221210211.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20221210211 = 107 ⋅188983273.
It can be written as a sum of positive squares in only one way, i.e., 7017580441 + 4183631761 = 83771^2 + 64681^2 .
It is an unprimeable number.
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, 2800303049 + ... + 2800303052.
Almost surely, 211201212202 is an apocalyptic number.
11201212202 is a deficient number, since it is larger than the sum of its proper divisors (5600606104).
11201212202 is an equidigital number, since it uses as much as digits as its factorization.
11201212202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5600606103.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 11201212202 its reverse (20221210211), we get a palindrome (31422422413).
The spelling of 11201212202 in words is "eleven billion, two hundred one million, two hundred twelve thousand, two hundred two".
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