1313031323202 has 16 divisors (see below), whose sum is σ = 2630047574880. Its totient is φ = 437012952992.

The previous prime is 1313031323179. The next prime is 1313031323209. The reversal of 1313031323202 is 2023231303131.

It is not an unprimeable number, because it can be changed into a prime (1313031323209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166034403 + ... + 166042310.

It is an arithmetic number, because the mean of its divisors is an integer number (164377973430).

Almost surely, 2^{1313031323202} is an apocalyptic number.

1313031323202 is an abundant number, since it is smaller than the sum of its proper divisors (1317016251678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1313031323202 is a wasteful number, since it uses less digits than its factorization.

1313031323202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332077377.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1313031323202 its reverse (2023231303131), we get a palindrome (3336262626333).

The spelling of 1313031323202 in words is "one trillion, three hundred thirteen billion, thirty-one million, three hundred twenty-three thousand, two hundred two".