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2223141001 = 10920395789
BaseRepresentation
bin1000010010000010…
…0111000010001001
312201221020021010121
42010200213002021
514023111003001
61004333343241
7106043246434
oct20440470211
95657207117
102223141001
11a409a5814
12520637b21
13295774663
1417138281b
15d028d6a1
hex84827089

2223141001 has 4 divisors (see below), whose sum is σ = 2243536900. Its totient is φ = 2202745104.

The previous prime is 2223140987. The next prime is 2223141013. The reversal of 2223141001 is 1001413222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1227801600 + 995339401 = 35040^2 + 31549^2 .

It is a cyclic number.

It is not a de Polignac number, because 2223141001 - 27 = 2223140873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2223141301) 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, 10197786 + ... + 10198003.

It is an arithmetic number, because the mean of its divisors is an integer number (560884225).

Almost surely, 22223141001 is an apocalyptic number.

It is an amenable number.

2223141001 is a deficient number, since it is larger than the sum of its proper divisors (20395899).

2223141001 is a wasteful number, since it uses less digits than its factorization.

2223141001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20395898.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2223141001 is about 47150.1961925929. The cubic root of 2223141001 is about 1305.1357004750.

Adding to 2223141001 its reverse (1001413222), we get a palindrome (3224554223).

The spelling of 2223141001 in words is "two billion, two hundred twenty-three million, one hundred forty-one thousand, one".

Divisors: 1 109 20395789 2223141001