1323313202 has 4 divisors (see below), whose sum is σ = 1984969806. Its totient is φ = 661656600.

The previous prime is 1323313139. The next prime is 1323313283. The reversal of 1323313202 is 2023133231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2023133231 = 7 ⋅289019033.

It can be written as a sum of positive squares in only one way, i.e., 927263401 + 396049801 = 30451^2 + 19901^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330828299 + ... + 330828302.

Almost surely, 2^1323313202 is an apocalyptic number.

1323313202 is a deficient number, since it is larger than the sum of its proper divisors (661656604).

1323313202 is an equidigital number, since it uses as much as digits as its factorization.

1323313202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661656603.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 1323313202 is about 36377.3721150937. The cubic root of 1323313202 is about 1097.8783351866.

Adding to 1323313202 its reverse (2023133231), we get a palindrome (3346446433).

The spelling of 1323313202 in words is "one billion, three hundred twenty-three million, three hundred thirteen thousand, two hundred two".