13012030335232 has 18 divisors (see below), whose sum is σ = 25973232427478. Its totient is φ = 6506015167488.

The previous prime is 13012030335223. The next prime is 13012030335251. The reversal of 13012030335232 is 23253303021031.

It can be written as a sum of positive squares in only one way, i.e., 12957580912896 + 54449422336 = 3599664^2 + 233344^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13012030335232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25414121493 + ... + 25414122004.

Almost surely, 2^{13012030335232} is an apocalyptic number.

It is an amenable number.

13012030335232 is a deficient number, since it is larger than the sum of its proper divisors (12961202092246).

13012030335232 is an frugal number, since it uses more digits than its factorization.

13012030335232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50828243513 (or 50828243499 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 28.

Adding to 13012030335232 its reverse (23253303021031), we get a palindrome (36265333356263).

The spelling of 13012030335232 in words is "thirteen trillion, twelve billion, thirty million, three hundred thirty-five thousand, two hundred thirty-two".