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2222201211201 = 3382303748563
BaseRepresentation
bin100000010101100101100…
…000111000100101000001
321212102220000121220211000
4200111211200320211001
5242402032002224301
64420510512042213
7316356134431236
oct40254540704501
97772800556730
102222201211201
11787480718614
122ba816833369
131317252c4bba
14797ab32b78d
153cc10578786
hex20565838941

2222201211201 has 8 divisors (see below), whose sum is σ = 3292149942560. Its totient is φ = 1481467474116.

The previous prime is 2222201211173. The next prime is 2222201211203. The reversal of 2222201211201 is 1021121022222.

It is a happy number.

2222201211201 is a `hidden beast` number, since 222 + 220 + 1 + 21 + 1 + 201 = 666.

It is not a de Polignac number, because 2222201211201 - 27 = 2222201211073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2222201211203) 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, 41151874255 + ... + 41151874308.

It is an arithmetic number, because the mean of its divisors is an integer number (411518742820).

Almost surely, 22222201211201 is an apocalyptic number.

It is an amenable number.

2222201211201 is a deficient number, since it is larger than the sum of its proper divisors (1069948731359).

2222201211201 is an equidigital number, since it uses as much as digits as its factorization.

2222201211201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82303748572 (or 82303748566 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2222201211201 its reverse (1021121022222), we get a palindrome (3243322233423).

The spelling of 2222201211201 in words is "two trillion, two hundred twenty-two billion, two hundred one million, two hundred eleven thousand, two hundred one".

Divisors: 1 3 9 27 82303748563 246911245689 740733737067 2222201211201