13240212032 has 14 divisors (see below), whose sum is σ = 26273545878. Its totient is φ = 6620105984.

The previous prime is 13240212023. The next prime is 13240212047. The reversal of 13240212032 is 23021204231.

It can be written as a sum of positive squares in only one way, i.e., 12926780416 + 313431616 = 113696^2 + 17704^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13240211995 and 13240212013.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103439093 + ... + 103439220.

Almost surely, 2^13240212032 is an apocalyptic number.

It is an amenable number.

13240212032 is a deficient number, since it is larger than the sum of its proper divisors (13033333846).

13240212032 is an equidigital number, since it uses as much as digits as its factorization.

13240212032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206878325 (or 206878315 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 13240212032 its reverse (23021204231), we get a palindrome (36261416263).

The spelling of 13240212032 in words is "thirteen billion, two hundred forty million, two hundred twelve thousand, thirty-two".