13013321032 has 32 divisors (see below), whose sum is σ = 25285361400. Its totient is φ = 6271340544.

The previous prime is 13013321021. The next prime is 13013321033. The reversal of 13013321032 is 23012331031.

It can be written as a sum of positive squares in 4 ways, for example, as 12935422756 + 77898276 = 113734^2 + 8826^2 .

It is not an unprimeable number, because it can be changed into a prime (13013321033) 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, 85258 + ... + 182470.

Almost surely, 2^13013321032 is an apocalyptic number.

It is an amenable number.

13013321032 is a deficient number, since it is larger than the sum of its proper divisors (12272040368).

13013321032 is a wasteful number, since it uses less digits than its factorization.

13013321032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97825 (or 97821 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 13013321032 its reverse (23012331031), we get a palindrome (36025652063).

Subtracting 13013321032 from its reverse (23012331031), we obtain a palindrome (9999009999).

The spelling of 13013321032 in words is "thirteen billion, thirteen million, three hundred twenty-one thousand, thirty-two".