13033021330312 has 32 divisors (see below), whose sum is σ = 25140374957880. Its totient is φ = 6330285629440.

The previous prime is 13033021330229. The next prime is 13033021330313. The reversal of 13033021330312 is 21303312033031.

It can be written as a sum of positive squares in 4 ways, for example, as 1860621490116 + 11172399840196 = 1364046^2 + 3342514^2 .

It is not an unprimeable number, because it can be changed into a prime (13033021330313) 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, 85191433 + ... + 85344280.

Almost surely, 2^{13033021330312} is an apocalyptic number.

It is an amenable number.

13033021330312 is a deficient number, since it is larger than the sum of its proper divisors (12107353627568).

13033021330312 is a wasteful number, since it uses less digits than its factorization.

13033021330312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170535993 (or 170535989 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 13033021330312 its reverse (21303312033031), we get a palindrome (34336333363343).

The spelling of 13033021330312 in words is "thirteen trillion, thirty-three billion, twenty-one million, three hundred thirty thousand, three hundred twelve".