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200222012210221 = 2297741112948189
BaseRepresentation
bin101101100001100111010001…
…111010011111110000101101
3222020221001000021202212211001
4231201213101322133300231
5202220414140111211341
61545500420025400301
760113364054053521
oct5541472172376055
9866831007685731
10200222012210221
115888475112a921
121a55844a939091
138794b15b16901
143762b23343d81
151823379c54d31
hexb619d1e9fc2d

200222012210221 has 8 divisors (see below), whose sum is σ = 201122324005400. Its totient is φ = 199321926327360.

The previous prime is 200222012210203. The next prime is 200222012210263. The reversal of 200222012210221 is 122012210222002.

It can be written as a sum of positive squares in 4 ways, for example, as 91754578057321 + 108467434152900 = 9578861^2 + 10414770^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200222012210221 - 211 = 200222012208173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200222012210621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54701406 + ... + 58246783.

It is an arithmetic number, because the mean of its divisors is an integer number (25140290500675).

Almost surely, 2200222012210221 is an apocalyptic number.

It is an amenable number.

200222012210221 is a deficient number, since it is larger than the sum of its proper divisors (900311795179).

200222012210221 is a wasteful number, since it uses less digits than its factorization.

200222012210221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112956159.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 200222012210221 its reverse (122012210222002), we get a palindrome (322234222432223).

The spelling of 200222012210221 in words is "two hundred trillion, two hundred twenty-two billion, twelve million, two hundred ten thousand, two hundred twenty-one".

Divisors: 1 229 7741 1772689 112948189 25865135281 874331931049 200222012210221