1123223223 has 8 divisors (see below), whose sum is σ = 1525888368. Its totient is φ = 734686784.

The previous prime is 1123223221. The next prime is 1123223251. The reversal of 1123223223 is 3223223211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1123223223 - 2¹ = 1123223221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1123223223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123223221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3531990 + ... + 3532307.

It is an arithmetic number, because the mean of its divisors is an integer number (190736046).

Almost surely, 2^1123223223 is an apocalyptic number.

1123223223 is a deficient number, since it is larger than the sum of its proper divisors (402665145).

1123223223 is an equidigital number, since it uses as much as digits as its factorization.

1123223223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7064353.

The product of its digits is 864, while the sum is 21.

The square root of 1123223223 is about 33514.5225685821. The cubic root of 1123223223 is about 1039.4940904162.

Adding to 1123223223 its reverse (3223223211), we get a palindrome (4346446434).

The spelling of 1123223223 in words is "one billion, one hundred twenty-three million, two hundred twenty-three thousand, two hundred twenty-three".