1303331012 has 12 divisors (see below), whose sum is σ = 2296137900. Its totient is φ = 647291616.

The previous prime is 1303330979. The next prime is 1303331053. The reversal of 1303331012 is 2101333031.

It can be written as a sum of positive squares in 2 ways, for example, as 404170816 + 899160196 = 20104^2 + 29986^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1092803 + ... + 1093994.

It is an arithmetic number, because the mean of its divisors is an integer number (191344825).

Almost surely, 2^1303331012 is an apocalyptic number.

It is an amenable number.

1303331012 is a deficient number, since it is larger than the sum of its proper divisors (992806888).

1303331012 is a wasteful number, since it uses less digits than its factorization.

1303331012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2186950 (or 2186948 counting only the distinct ones).

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

The square root of 1303331012 is about 36101.6760275752. The cubic root of 1303331012 is about 1092.3242528433.

Adding to 1303331012 its reverse (2101333031), we get a palindrome (3404664043).

The spelling of 1303331012 in words is "one billion, three hundred three million, three hundred thirty-one thousand, twelve".