1313003223122 has 16 divisors (see below), whose sum is σ = 2004422416344. Its totient is φ = 644890704000.

The previous prime is 1313003223113. The next prime is 1313003223131. The reversal of 1313003223122 is 2213223003131.

It is an interprime number because it is at equal distance from previous prime (1313003223113) and next prime (1313003223131).

It can be written as a sum of positive squares in 4 ways, for example, as 641503281721 + 671499941401 = 800939^2 + 819451^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6978329 + ... + 7164012.

Almost surely, 2^{1313003223122} is an apocalyptic number.

1313003223122 is a deficient number, since it is larger than the sum of its proper divisors (691419193222).

1313003223122 is a wasteful number, since it uses less digits than its factorization.

1313003223122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14143165.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1313003223122 its reverse (2213223003131), we get a palindrome (3526226226253).

The spelling of 1313003223122 in words is "one trillion, three hundred thirteen billion, three million, two hundred twenty-three thousand, one hundred twenty-two".