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2230224223 = 3112171663
BaseRepresentation
bin1000010011101110…
…1000010101011111
312202102120010111011
42010323220111133
514031414133343
61005145240051
7106160410303
oct20473502537
95672503434
102230224223
11a449a3517
12522a93027
13297084706
141722a7d03
15d0bdc29d
hex84ee855f

2230224223 has 4 divisors (see below), whose sum is σ = 2230327008. Its totient is φ = 2230121440.

The previous prime is 2230224181. The next prime is 2230224251. The reversal of 2230224223 is 3224220322.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3224220322 = 21612110161.

It is a cyclic number.

It is not a de Polignac number, because 2230224223 - 213 = 2230216031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2230224194 and 2230224203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230224253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4711 + ... + 66952.

It is an arithmetic number, because the mean of its divisors is an integer number (557581752).

Almost surely, 22230224223 is an apocalyptic number.

2230224223 is a deficient number, since it is larger than the sum of its proper divisors (102785).

2230224223 is an equidigital number, since it uses as much as digits as its factorization.

2230224223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102784.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 2230224223 is about 47225.2498458187. The cubic root of 2230224223 is about 1306.5203427607.

Adding to 2230224223 its reverse (3224220322), we get a palindrome (5454444545).

The spelling of 2230224223 in words is "two billion, two hundred thirty million, two hundred twenty-four thousand, two hundred twenty-three".

Divisors: 1 31121 71663 2230224223