12323220310022 has 4 divisors (see below), whose sum is σ = 18484830465036. Its totient is φ = 6161610155010.

The previous prime is 12323220310021. The next prime is 12323220310043. The reversal of 12323220310022 is 22001302232321.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12323220310022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12323220310021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3080805077504 + ... + 3080805077507.

It is an arithmetic number, because the mean of its divisors is an integer number (4621207616259).

Almost surely, 2^{12323220310022} is an apocalyptic number.

12323220310022 is a deficient number, since it is larger than the sum of its proper divisors (6161610155014).

12323220310022 is an equidigital number, since it uses as much as digits as its factorization.

12323220310022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6161610155013.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12323220310022 its reverse (22001302232321), we get a palindrome (34324522542343).

The spelling of 12323220310022 in words is "twelve trillion, three hundred twenty-three billion, two hundred twenty million, three hundred ten thousand, twenty-two".