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2222230001 = 2659835739
BaseRepresentation
bin1000010001110100…
…1000100111110001
312201212111222110212
42010131020213301
514022342330001
61004302033505
7106032433445
oct20435104761
95655458425
102222230001
11a40433322
12520278895
13295515ac4
141711c6825
15d015d7bb
hex847489f1

2222230001 has 4 divisors (see below), whose sum is σ = 2223068400. Its totient is φ = 2221391604.

The previous prime is 2222229943. The next prime is 2222230013. The reversal of 2222230001 is 1000322222.

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 2222230001 - 210 = 2222228977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2222230051) 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, 415211 + ... + 420528.

It is an arithmetic number, because the mean of its divisors is an integer number (555767100).

Almost surely, 22222230001 is an apocalyptic number.

It is an amenable number.

2222230001 is a deficient number, since it is larger than the sum of its proper divisors (838399).

2222230001 is an equidigital number, since it uses as much as digits as its factorization.

2222230001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838398.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 2222230001 is about 47140.5345854287. The cubic root of 2222230001 is about 1304.9574030321.

Adding to 2222230001 its reverse (1000322222), we get a palindrome (3222552223).

The spelling of 2222230001 in words is "two billion, two hundred twenty-two million, two hundred thirty thousand, one".

Divisors: 1 2659 835739 2222230001