1103030300320 has 144 divisors (see below), whose sum is σ = 2838292493400. Its totient is φ = 402690613248.

The previous prime is 1103030300293. The next prime is 1103030300341. The reversal of 1103030300320 is 230030303011.

It can be written as a sum of positive squares in 12 ways, for example, as 5572921104 + 1097457379216 = 74652^2 + 1047596^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1103030300294 and 1103030300303.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 16442206 + ... + 16509154.

Almost surely, 2^{1103030300320} is an apocalyptic number.

1103030300320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103030300320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1419146246700).

1103030300320 is an abundant number, since it is smaller than the sum of its proper divisors (1735262193080).

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

1103030300320 is an equidigital number, since it uses as much as digits as its factorization.

1103030300320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67155 (or 67058 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 1103030300320 its reverse (230030303011), we get a palindrome (1333060603331).

The spelling of 1103030300320 in words is "one trillion, one hundred three billion, thirty million, three hundred thousand, three hundred twenty".