1313322322 has 12 divisors (see below), whose sum is σ = 2133177930. Its totient is φ = 606148608.

The previous prime is 1313322319. The next prime is 1313322337. The reversal of 1313322322 is 2232233131.

It can be written as a sum of positive squares in 3 ways, for example, as 431766841 + 881555481 = 20779^2 + 29691^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1313322293 and 1313322302.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1942447 + ... + 1943122.

Almost surely, 2^1313322322 is an apocalyptic number.

1313322322 is a deficient number, since it is larger than the sum of its proper divisors (819855608).

1313322322 is a wasteful number, since it uses less digits than its factorization.

1313322322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885597 (or 3885584 counting only the distinct ones).

The product of its digits is 1296, while the sum is 22.

The square root of 1313322322 is about 36239.7892102037. The cubic root of 1313322322 is about 1095.1083959609.

Adding to 1313322322 its reverse (2232233131), we get a palindrome (3545555453).

The spelling of 1313322322 in words is "one billion, three hundred thirteen million, three hundred twenty-two thousand, three hundred twenty-two".