13020332132 has 12 divisors (see below), whose sum is σ = 23215498236. Its totient is φ = 6387332640.

The previous prime is 13020332123. The next prime is 13020332183. The reversal of 13020332132 is 23123302031.

It can be written as a sum of positive squares in 2 ways, for example, as 11343102016 + 1677230116 = 106504^2 + 40954^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30708119 + ... + 30708542.

It is an arithmetic number, because the mean of its divisors is an integer number (1934624853).

Almost surely, 2^13020332132 is an apocalyptic number.

It is an amenable number.

13020332132 is a deficient number, since it is larger than the sum of its proper divisors (10195166104).

13020332132 is a wasteful number, since it uses less digits than its factorization.

13020332132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61416718 (or 61416716 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 13020332132 its reverse (23123302031), we get a palindrome (36143634163).

The spelling of 13020332132 in words is "thirteen billion, twenty million, three hundred thirty-two thousand, one hundred thirty-two".