1103030120 has 16 divisors (see below), whose sum is σ = 2481817860. Its totient is φ = 441212032.

The previous prime is 1103030119. The next prime is 1103030143. The reversal of 1103030120 is 210303011.

It can be written as a sum of positive squares in 2 ways, for example, as 1054560676 + 48469444 = 32474^2 + 6962^2 .

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 3 ways as a sum of consecutive naturals, for example, 13787837 + ... + 13787916.

Almost surely, 2^1103030120 is an apocalyptic number.

1103030120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103030120 is an abundant number, since it is smaller than the sum of its proper divisors (1378787740).

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

1103030120 is a wasteful number, since it uses less digits than its factorization.

1103030120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27575764 (or 27575760 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1103030120 is about 33211.8972658895. The cubic root of 1103030120 is about 1033.2271048158.

Adding to 1103030120 its reverse (210303011), we get a palindrome (1313333131).

The spelling of 1103030120 in words is "one billion, one hundred three million, thirty thousand, one hundred twenty".