1103213320 has 32 divisors (see below), whose sum is σ = 2707888320. Its totient is φ = 401168320.

The previous prime is 1103213311. The next prime is 1103213339. The reversal of 1103213320 is 233123011.

It is a junction number, because it is equal to n+sod(n) for n = 1103213294 and 1103213303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1253212 + ... + 1254091.

It is an arithmetic number, because the mean of its divisors is an integer number (84621510).

Almost surely, 2^1103213320 is an apocalyptic number.

1103213320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103213320 is an abundant number, since it is smaller than the sum of its proper divisors (1604675000).

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

1103213320 is a wasteful number, since it uses less digits than its factorization.

1103213320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2507325 (or 2507321 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1103213320 is about 33214.6551991738. The cubic root of 1103213320 is about 1033.2843038363.

Adding to 1103213320 its reverse (233123011), we get a palindrome (1336336331).

The spelling of 1103213320 in words is "one billion, one hundred three million, two hundred thirteen thousand, three hundred twenty".