13321203132 has 24 divisors (see below), whose sum is σ = 31087652176. Its totient is φ = 4439708928.

The previous prime is 13321203131. The next prime is 13321203143. The reversal of 13321203132 is 23130212331.

It is a junction number, because it is equal to n+sod(n) for n = 13321203099 and 13321203108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13321203131) 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, 3103 + ... + 163254.

Almost surely, 2^13321203132 is an apocalyptic number.

13321203132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13321203132 is an abundant number, since it is smaller than the sum of its proper divisors (17766449044).

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

13321203132 is a wasteful number, since it uses less digits than its factorization.

13321203132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173037 (or 173035 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 13321203132 its reverse (23130212331), we get a palindrome (36451415463).

The spelling of 13321203132 in words is "thirteen billion, three hundred twenty-one million, two hundred three thousand, one hundred thirty-two".