13000121222 has 8 divisors (see below), whose sum is σ = 21272925672. Its totient is φ = 5909146000.

The previous prime is 13000121209. The next prime is 13000121227. The reversal of 13000121222 is 22212100031.

It is a happy number.

13000121222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 13000121197 and 13000121206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13000121227) by changing a digit.

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, 295457279 + ... + 295457322.

It is an arithmetic number, because the mean of its divisors is an integer number (2659115709).

Almost surely, 2^13000121222 is an apocalyptic number.

13000121222 is a deficient number, since it is larger than the sum of its proper divisors (8272804450).

13000121222 is a wasteful number, since it uses less digits than its factorization.

13000121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 590914614.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 13000121222 its reverse (22212100031), we get a palindrome (35212221253).

The spelling of 13000121222 in words is "thirteen billion, one hundred twenty-one thousand, two hundred twenty-two".