13320123332 has 12 divisors (see below), whose sum is σ = 23327352636. Its totient is φ = 6655165440.

The previous prime is 13320123317. The next prime is 13320123359. The reversal of 13320123332 is 23332102331.

It can be written as a sum of positive squares in 2 ways, for example, as 1572598336 + 11747524996 = 39656^2 + 108386^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13320123298 and 13320123307.

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, 1217933 + ... + 1228820.

It is an arithmetic number, because the mean of its divisors is an integer number (1943946053).

Almost surely, 2^13320123332 is an apocalyptic number.

It is an amenable number.

13320123332 is a deficient number, since it is larger than the sum of its proper divisors (10007229304).

13320123332 is a wasteful number, since it uses less digits than its factorization.

13320123332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448118 (or 2448116 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 13320123332 its reverse (23332102331), we get a palindrome (36652225663).

The spelling of 13320123332 in words is "thirteen billion, three hundred twenty million, one hundred twenty-three thousand, three hundred thirty-two".