13222001323012 has 12 divisors (see below), whose sum is σ = 23139361808640. Its totient is φ = 6610755091976.

The previous prime is 13222001323009. The next prime is 13222001323031. The reversal of 13222001323012 is 21032310022231.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61271212 + ... + 61486627.

It is an arithmetic number, because the mean of its divisors is an integer number (1928280150720).

Almost surely, 2^{13222001323012} is an apocalyptic number.

It is an amenable number.

13222001323012 is a deficient number, since it is larger than the sum of its proper divisors (9917360485628).

13222001323012 is a wasteful number, since it uses less digits than its factorization.

13222001323012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122784770 (or 122784768 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 13222001323012 its reverse (21032310022231), we get a palindrome (34254311345243).

The spelling of 13222001323012 in words is "thirteen trillion, two hundred twenty-two billion, one million, three hundred twenty-three thousand, twelve".