12105203500222 has 8 divisors (see below), whose sum is σ = 20751777428976. Its totient is φ = 5187944357232.

The previous prime is 12105203500217. The next prime is 12105203500321. The reversal of 12105203500222 is 22200530250121.

12105203500222 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 congruent 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, 432328696423 + ... + 432328696450.

It is an arithmetic number, because the mean of its divisors is an integer number (2593972178622).

Almost surely, 2^{12105203500222} is an apocalyptic number.

12105203500222 is a deficient number, since it is larger than the sum of its proper divisors (8646573928754).

12105203500222 is an equidigital number, since it uses as much as digits as its factorization.

12105203500222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864657392882.

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 12105203500222 its reverse (22200530250121), we get a palindrome (34305733750343).

The spelling of 12105203500222 in words is "twelve trillion, one hundred five billion, two hundred three million, five hundred thousand, two hundred twenty-two".