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2222201313313 = 73142921302389
BaseRepresentation
bin100000010101100101100…
…001010001100000100001
321212102220000211002212221
4200111211201101200201
5242402032014011223
64420510514151041
7316356135335032
oct40254541214041
97772800732787
102222201313313
11787480788303
122ba816882481
1313172532c517
14797ab356a89
153cc10598b5d
hex20565851821

2222201313313 has 8 divisors (see below), whose sum is σ = 2254218909800. Its totient is φ = 2190226324608.

The previous prime is 2222201313289. The next prime is 2222201313377. The reversal of 2222201313313 is 3133131022222.

It can be written as a sum of positive squares in 4 ways, for example, as 292024594449 + 1930176718864 = 540393^2 + 1389308^2 .

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 2222201313313 - 217 = 2222201182241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2222201913313) 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, 10546878 + ... + 10755511.

It is an arithmetic number, because the mean of its divisors is an integer number (281777363725).

Almost surely, 22222201313313 is an apocalyptic number.

It is an amenable number.

2222201313313 is a deficient number, since it is larger than the sum of its proper divisors (32017596487).

2222201313313 is a wasteful number, since it uses less digits than its factorization.

2222201313313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21303891.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2222201313313 its reverse (3133131022222), we get a palindrome (5355332335535).

The spelling of 2222201313313 in words is "two trillion, two hundred twenty-two billion, two hundred one million, three hundred thirteen thousand, three hundred thirteen".

Divisors: 1 73 1429 104317 21302389 1555074397 30441113881 2222201313313