1313553121204 has 24 divisors (see below), whose sum is σ = 2300311742400. Its totient is φ = 656321331456.

The previous prime is 1313553121163. The next prime is 1313553121211. The reversal of 1313553121204 is 4021213553131.

It is a super-3 number, since 3×1313553121204³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50807409 + ... + 50833255.

It is an arithmetic number, because the mean of its divisors is an integer number (95846322600).

Almost surely, 2^{1313553121204} is an apocalyptic number.

It is an amenable number.

1313553121204 is a deficient number, since it is larger than the sum of its proper divisors (986758621196).

1313553121204 is a wasteful number, since it uses less digits than its factorization.

1313553121204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34167 (or 34165 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 1313553121204 its reverse (4021213553131), we get a palindrome (5334766674335).

The spelling of 1313553121204 in words is "one trillion, three hundred thirteen billion, five hundred fifty-three million, one hundred twenty-one thousand, two hundred four".