1103233220 has 24 divisors (see below), whose sum is σ = 2317498008. Its totient is φ = 441158400.

The previous prime is 1103233217. The next prime is 1103233247. The reversal of 1103233220 is 223323011.

It can be written as a sum of positive squares in 4 ways, for example, as 318336964 + 784896256 = 17842^2 + 28016^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82610 + ... + 95030.

It is an arithmetic number, because the mean of its divisors is an integer number (96562417).

Almost surely, 2^1103233220 is an apocalyptic number.

1103233220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103233220 is an abundant number, since it is smaller than the sum of its proper divisors (1214264788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1103233220 is a wasteful number, since it uses less digits than its factorization.

1103233220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16871 (or 16869 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1103233220 is about 33214.9547643829. The cubic root of 1103233220 is about 1033.2905166673.

Adding to 1103233220 its reverse (223323011), we get a palindrome (1326556231).

The spelling of 1103233220 in words is "one billion, one hundred three million, two hundred thirty-three thousand, two hundred twenty".