1103223321 has 10 divisors (see below), whose sum is σ = 1648025082. Its totient is φ = 735482160.

The previous prime is 1103223311. The next prime is 1103223323. The reversal of 1103223321 is 1233223011.

1103223321 is a `hidden beast` number, since 1 + 10 + 322 + 332 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 727057296 + 376166025 = 26964^2 + 19395^2 .

It is not a de Polignac number, because 1103223321 - 2¹⁵ = 1103190553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1103223294 and 1103223303.

It is not an unprimeable number, because it can be changed into a prime (1103223323) 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 9 ways as a sum of consecutive naturals, for example, 6809940 + ... + 6810101.

Almost surely, 2^1103223321 is an apocalyptic number.

It is an amenable number.

1103223321 is a deficient number, since it is larger than the sum of its proper divisors (544801761).

1103223321 is an equidigital number, since it uses as much as digits as its factorization.

1103223321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13620053 (or 13620044 counting only the distinct ones).

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

The square root of 1103223321 is about 33214.8057498460. The cubic root of 1103223321 is about 1033.2874261835.

Adding to 1103223321 its reverse (1233223011), we get a palindrome (2336446332).

The spelling of 1103223321 in words is "one billion, one hundred three million, two hundred twenty-three thousand, three hundred twenty-one".