Base | Representation |
---|---|
bin | 11011110100000001010000… |
… | …100011001110010111000101 |
3 | 121001002212111220001212122102 |
4 | 123310001100203032113011 |
5 | 112013110444110014341 |
6 | 1112053543224041445 |
7 | 34523321454426065 |
oct | 3364012043162705 |
9 | 531085456055572 |
10 | 122322020001221 |
11 | 35a805283a9107 |
12 | 118769b1003285 |
13 | 5333bbc825761 |
14 | 222c5bb32b3a5 |
15 | e21d23071c9b |
hex | 6f40508ce5c5 |
122322020001221 has 4 divisors (see below), whose sum is σ = 124147721792352. Its totient is φ = 120496318210092.
The previous prime is 122322020001211. The next prime is 122322020001239. The reversal of 122322020001221 is 122100020223221.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 122322020001221 - 226 = 122321952892357 is a prime.
It is a super-2 number, since 2×1223220200012212 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 122322020001193 and 122322020001202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122322020001211) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 912850895465 + ... + 912850895598.
It is an arithmetic number, because the mean of its divisors is an integer number (31036930448088).
Almost surely, 2122322020001221 is an apocalyptic number.
It is an amenable number.
122322020001221 is a deficient number, since it is larger than the sum of its proper divisors (1825701791131).
122322020001221 is an equidigital number, since it uses as much as digits as its factorization.
122322020001221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1825701791130.
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 122322020001221 its reverse (122100020223221), we get a palindrome (244422040224442).
The spelling of 122322020001221 in words is "one hundred twenty-two trillion, three hundred twenty-two billion, twenty million, one thousand, two hundred twenty-one".
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