12122221010323 has 2 divisors, whose sum is σ = 12122221010324. Its totient is φ = 12122221010322.

The previous prime is 12122221010303. The next prime is 12122221010327. The reversal of 12122221010323 is 32301012222121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12122221010323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12122221010294 and 12122221010303.

It is not a weakly prime, because it can be changed into another prime (12122221010327) 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 as a sum of consecutive naturals, namely, 6061110505161 + 6061110505162.

It is an arithmetic number, because the mean of its divisors is an integer number (6061110505162).

Almost surely, 2^{12122221010323} is an apocalyptic number.

12122221010323 is a deficient number, since it is larger than the sum of its proper divisors (1).

12122221010323 is an equidigital number, since it uses as much as digits as its factorization.

12122221010323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 12122221010323 its reverse (32301012222121), we get a palindrome (44423233232444).

The spelling of 12122221010323 in words is "twelve trillion, one hundred twenty-two billion, two hundred twenty-one million, ten thousand, three hundred twenty-three".