1103331120 has 80 divisors (see below), whose sum is σ = 3512796000. Its totient is φ = 286267392.

The previous prime is 1103331113. The next prime is 1103331133. The reversal of 1103331120 is 211333011.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1103331120.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53245 + ... + 71004.

It is an arithmetic number, because the mean of its divisors is an integer number (43909950).

Almost surely, 2^1103331120 is an apocalyptic number.

1103331120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103331120 is an abundant number, since it is smaller than the sum of its proper divisors (2409464880).

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

1103331120 is a wasteful number, since it uses less digits than its factorization.

1103331120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124302 (or 124296 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1103331120 is about 33216.4284654446. The cubic root of 1103331120 is about 1033.3210802108.

Adding to 1103331120 its reverse (211333011), we get a palindrome (1314664131).

The spelling of 1103331120 in words is "one billion, one hundred three million, three hundred thirty-one thousand, one hundred twenty".