13321020320002 has 32 divisors (see below), whose sum is σ = 20508852490560. Its totient is φ = 6486990977280.

The previous prime is 13321020319973. The next prime is 13321020320017. The reversal of 13321020320002 is 20002302012331.

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 in 15 ways as a sum of consecutive naturals, for example, 387661302 + ... + 387695662.

It is an arithmetic number, because the mean of its divisors is an integer number (640901640330).

Almost surely, 2^{13321020320002} is an apocalyptic number.

13321020320002 is a deficient number, since it is larger than the sum of its proper divisors (7187832170558).

13321020320002 is a wasteful number, since it uses less digits than its factorization.

13321020320002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67026.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 13321020320002 its reverse (20002302012331), we get a palindrome (33323322332333).

The spelling of 13321020320002 in words is "thirteen trillion, three hundred twenty-one billion, twenty million, three hundred twenty thousand, two".