1303313212 has 12 divisors (see below), whose sum is σ = 2314840360. Its totient is φ = 641930256.

The previous prime is 1303313203. The next prime is 1303313213. The reversal of 1303313212 is 2123133031.

It is a self number, because there is not a number n which added to its sum of digits gives 1303313212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303313213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2431287 + ... + 2431822.

Almost surely, 2^1303313212 is an apocalyptic number.

It is an amenable number.

1303313212 is a deficient number, since it is larger than the sum of its proper divisors (1011527148).

1303313212 is a wasteful number, since it uses less digits than its factorization.

1303313212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4863180 (or 4863178 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 1303313212 is about 36101.4295007829. The cubic root of 1303313212 is about 1092.3192800825.

Adding to 1303313212 its reverse (2123133031), we get a palindrome (3426446243).

The spelling of 1303313212 in words is "one billion, three hundred three million, three hundred thirteen thousand, two hundred twelve".