1103304313320 has 128 divisors (see below), whose sum is σ = 3727292129280. Its totient is φ = 258839712000.

The previous prime is 1103304313301. The next prime is 1103304313327. The reversal of 1103304313320 is 233134033011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1103304313327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13440316 + ... + 13522155.

It is an arithmetic number, because the mean of its divisors is an integer number (29119469760).

Almost surely, 2^{1103304313320} is an apocalyptic number.

1103304313320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103304313320 is an abundant number, since it is smaller than the sum of its proper divisors (2623987815960).

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

1103304313320 is a wasteful number, since it uses less digits than its factorization.

1103304313320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26962527 (or 26962523 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1103304313320 its reverse (233134033011), we get a palindrome (1336438346331).

The spelling of 1103304313320 in words is "one trillion, one hundred three billion, three hundred four million, three hundred thirteen thousand, three hundred twenty".