13113313400 has 96 divisors (see below), whose sum is σ = 33634342800. Its totient is φ = 4714828800.

The previous prime is 13113313387. The next prime is 13113313427. The reversal of 13113313400 is 431331131.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162314 + ... + 229286.

Almost surely, 2^13113313400 is an apocalyptic number.

13113313400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13113313400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16817171400).

13113313400 is an abundant number, since it is smaller than the sum of its proper divisors (20521029400).

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

13113313400 is a wasteful number, since it uses less digits than its factorization.

13113313400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67089 (or 67080 counting only the distinct ones).

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

Adding to 13113313400 its reverse (431331131), we get a palindrome (13544644531).

The spelling of 13113313400 in words is "thirteen billion, one hundred thirteen million, three hundred thirteen thousand, four hundred".