12213401422242 has 8 divisors (see below), whose sum is σ = 24426802844496. Its totient is φ = 4071133807412.

The previous prime is 12213401422223. The next prime is 12213401422273. The reversal of 12213401422242 is 24222410431221.

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

12213401422242 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1017783451848 + ... + 1017783451859.

It is an arithmetic number, because the mean of its divisors is an integer number (3053350355562).

Almost surely, 2^{12213401422242} is an apocalyptic number.

12213401422242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12213401422242 is a wasteful number, since it uses less digits than its factorization.

12213401422242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035566903712.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 12213401422242 its reverse (24222410431221), we get a palindrome (36435811853463).

The spelling of 12213401422242 in words is "twelve trillion, two hundred thirteen billion, four hundred one million, four hundred twenty-two thousand, two hundred forty-two".