1303331120 has 80 divisors (see below), whose sum is σ = 3729552960. Its totient is φ = 412480512.

The previous prime is 1303331059. The next prime is 1303331143. The reversal of 1303331120 is 211333031.

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

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, 82235 + ... + 96794.

It is an arithmetic number, because the mean of its divisors is an integer number (46619412).

Almost surely, 2^1303331120 is an apocalyptic number.

1303331120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303331120 is an abundant number, since it is smaller than the sum of its proper divisors (2426221840).

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

1303331120 is a wasteful number, since it uses less digits than its factorization.

1303331120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179062 (or 179056 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1303331120 is about 36101.6775233506. The cubic root of 1303331120 is about 1092.3242830150.

Adding to 1303331120 its reverse (211333031), we get a palindrome (1514664151).

The spelling of 1303331120 in words is "one billion, three hundred three million, three hundred thirty-one thousand, one hundred twenty".