1313032321100 has 36 divisors (see below), whose sum is σ = 2849332907064. Its totient is φ = 525203201280.

The previous prime is 1313032321067. The next prime is 1313032321127. The reversal of 1313032321100 is 11232303131.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8011172 + ... + 8173428.

Almost surely, 2^{1313032321100} is an apocalyptic number.

1313032321100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313032321100 is an abundant number, since it is smaller than the sum of its proper divisors (1536300585964).

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

1313032321100 is a wasteful number, since it uses less digits than its factorization.

1313032321100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243194 (or 243187 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1313032321100 its reverse (11232303131), we get a palindrome (1324264624231).

The spelling of 1313032321100 in words is "one trillion, three hundred thirteen billion, thirty-two million, three hundred twenty-one thousand, one hundred".