13321203212122 has 32 divisors (see below), whose sum is σ = 21663405437184. Its totient is φ = 6106958496000.

The previous prime is 13321203212117. The next prime is 13321203212197. The reversal of 13321203212122 is 22121230212331.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43256347 + ... + 43563217.

It is an arithmetic number, because the mean of its divisors is an integer number (676981419912).

Almost surely, 2^{13321203212122} is an apocalyptic number.

13321203212122 is a deficient number, since it is larger than the sum of its proper divisors (8342202225062).

13321203212122 is a wasteful number, since it uses less digits than its factorization.

13321203212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318094.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 13321203212122 its reverse (22121230212331), we get a palindrome (35442433424453).

The spelling of 13321203212122 in words is "thirteen trillion, three hundred twenty-one billion, two hundred three million, two hundred twelve thousand, one hundred twenty-two".