11030223 has 4 divisors (see below), whose sum is σ = 14706968. Its totient is φ = 7353480.

The previous prime is 11030221. The next prime is 11030233. The reversal of 11030223 is 32203011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32203011 = 3 ⋅10734337.

It is not a de Polignac number, because 11030223 - 2¹ = 11030221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11030199 and 11030208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11030221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1838368 + ... + 1838373.

It is an arithmetic number, because the mean of its divisors is an integer number (3676742).

Almost surely, 2^11030223 is an apocalyptic number.

11030223 is a deficient number, since it is larger than the sum of its proper divisors (3676745).

11030223 is an equidigital number, since it uses as much as digits as its factorization.

11030223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3676744.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 11030223 is about 3321.1779536785. The cubic root of 11030223 is about 222.6015056781.

Adding to 11030223 its reverse (32203011), we get a palindrome (43233234).

The spelling of 11030223 in words is "eleven million, thirty thousand, two hundred twenty-three".