13321001420012 has 96 divisors (see below), whose sum is σ = 27535675797504. Its totient is φ = 5558947891200.

The previous prime is 13321001420003. The next prime is 13321001420087. The reversal of 13321001420012 is 21002410012331.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1024449503 + ... + 1024462505.

It is an arithmetic number, because the mean of its divisors is an integer number (286829956224).

Almost surely, 2^{13321001420012} is an apocalyptic number.

It is an amenable number.

13321001420012 is an abundant number, since it is smaller than the sum of its proper divisors (14214674377492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13321001420012 is a wasteful number, since it uses less digits than its factorization.

13321001420012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22599 (or 22597 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 13321001420012 its reverse (21002410012331), we get a palindrome (34323411432343).

The spelling of 13321001420012 in words is "thirteen trillion, three hundred twenty-one billion, one million, four hundred twenty thousand, twelve".