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2230130123 = 13171548471
BaseRepresentation
bin1000010011101101…
…0001010111001011
312202102101100101222
42010323101113023
514031403130443
61005143232255
7106156536044
oct20473212713
95672340358
102230130123
11a44939851
12522a4868b
13297050930
141722818cb
15d0bbe468
hex84ed15cb

2230130123 has 4 divisors (see below), whose sum is σ = 2401678608. Its totient is φ = 2058581640.

The previous prime is 2230130101. The next prime is 2230130137. The reversal of 2230130123 is 3210310322.

2230130123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3210310322 = 21605155161.

It is a cyclic number.

It is not a de Polignac number, because 2230130123 - 216 = 2230064587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2230130153) 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, 85774223 + ... + 85774248.

It is an arithmetic number, because the mean of its divisors is an integer number (600419652).

Almost surely, 22230130123 is an apocalyptic number.

2230130123 is a deficient number, since it is larger than the sum of its proper divisors (171548485).

2230130123 is a wasteful number, since it uses less digits than its factorization.

2230130123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171548484.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2230130123 is about 47224.2535462446. The cubic root of 2230130123 is about 1306.5019671354.

Adding to 2230130123 its reverse (3210310322), we get a palindrome (5440440445).

The spelling of 2230130123 in words is "two billion, two hundred thirty million, one hundred thirty thousand, one hundred twenty-three".

Divisors: 1 13 171548471 2230130123