1123310223 has 12 divisors (see below), whose sum is σ = 1854353488. Its totient is φ = 641891520.

The previous prime is 1123310213. The next prime is 1123310233. The reversal of 1123310223 is 3220133211.

1123310223 is a `hidden beast` number, since 112 + 331 + 0 + 223 = 666.

1123310223 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1123310213) and next prime (1123310233).

It is not a de Polignac number, because 1123310223 - 2¹⁸ = 1123048079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1123310196 and 1123310205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123310213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8915098 + ... + 8915223.

Almost surely, 2^1123310223 is an apocalyptic number.

1123310223 is a deficient number, since it is larger than the sum of its proper divisors (731043265).

1123310223 is a wasteful number, since it uses less digits than its factorization.

1123310223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17830334 (or 17830331 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1123310223 is about 33515.8204882411. The cubic root of 1123310223 is about 1039.5209279582.

Adding to 1123310223 its reverse (3220133211), we get a palindrome (4343443434).

The spelling of 1123310223 in words is "one billion, one hundred twenty-three million, three hundred ten thousand, two hundred twenty-three".