Base | Representation |
---|---|
bin | 110000100000001111101101… |
… | …110110101010011010011010 |
3 | 1000222022101201002212002020100 |
4 | 300200033231312222122122 |
5 | 210430032211043020442 |
6 | 2033410500104040230 |
7 | 62635005163302321 |
oct | 6040175566523232 |
9 | 1028271632762210 |
10 | 213322131220122 |
11 | 61a75453860601 |
12 | 1bb13312163076 |
13 | 9205262b4cb02 |
14 | 3a96bbc1290b8 |
15 | 199dee8cd384c |
hex | c203eddaa69a |
213322131220122 has 12 divisors (see below), whose sum is σ = 462197950976970. Its totient is φ = 71107377073368.
The previous prime is 213322131220091. The next prime is 213322131220129. The reversal of 213322131220122 is 221022131223312.
213322131220122 is a `hidden beast` number, since 2 + 1 + 3 + 3 + 221 + 312 + 2 + 0 + 122 = 666.
213322131220122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 139604126145561 + 73718005074561 = 11815419^2 + 8585919^2 .
It is not an unprimeable number, because it can be changed into a prime (213322131220129) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5925614756097 + ... + 5925614756132.
Almost surely, 2213322131220122 is an apocalyptic number.
213322131220122 is an abundant number, since it is smaller than the sum of its proper divisors (248875819756848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213322131220122 is a wasteful number, since it uses less digits than its factorization.
213322131220122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11851229512237 (or 11851229512234 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
Adding to 213322131220122 its reverse (221022131223312), we get a palindrome (434344262443434).
The spelling of 213322131220122 in words is "two hundred thirteen trillion, three hundred twenty-two billion, one hundred thirty-one million, two hundred twenty thousand, one hundred twenty-two".
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