12123203222202 has 32 divisors (see below), whose sum is σ = 25676269356672. Its totient is φ = 3802823990784.

The previous prime is 12123203222191. The next prime is 12123203222203. The reversal of 12123203222202 is 20222230232121.

It is not an unprimeable number, because it can be changed into a prime (12123203222203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7611403 + ... + 9065310.

It is an arithmetic number, because the mean of its divisors is an integer number (802383417396).

Almost surely, 2^{12123203222202} is an apocalyptic number.

12123203222202 is an abundant number, since it is smaller than the sum of its proper divisors (13553066134470).

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

12123203222202 is a wasteful number, since it uses less digits than its factorization.

12123203222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16683862.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 12123203222202 its reverse (20222230232121), we get a palindrome (32345433454323).

The spelling of 12123203222202 in words is "twelve trillion, one hundred twenty-three billion, two hundred three million, two hundred twenty-two thousand, two hundred two".