13003203132 has 72 divisors (see below), whose sum is σ = 34518265600. Its totient is φ = 4279509936.

The previous prime is 13003203061. The next prime is 13003203137. The reversal of 13003203132 is 23130230031.

13003203132 is a `hidden beast` number, since 1 + 30 + 0 + 320 + 313 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13003203137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7882 + ... + 161457.

Almost surely, 2^13003203132 is an apocalyptic number.

13003203132 is a gapful number since it is divisible by the number (12) 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 13003203132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17259132800).

13003203132 is an abundant number, since it is smaller than the sum of its proper divisors (21515062468).

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

13003203132 is a wasteful number, since it uses less digits than its factorization.

13003203132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169437 (or 169423 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 13003203132 its reverse (23130230031), we get a palindrome (36133433163).

The spelling of 13003203132 in words is "thirteen billion, three million, two hundred three thousand, one hundred thirty-two".