12210322123 has 2 divisors, whose sum is σ = 12210322124. Its totient is φ = 12210322122.

The previous prime is 12210322109. The next prime is 12210322147. The reversal of 12210322123 is 32122301221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12210322123 - 2⁹ = 12210321611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12210322123.

It is not a weakly prime, because it can be changed into another prime (12210322153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6105161061 + 6105161062.

It is an arithmetic number, because the mean of its divisors is an integer number (6105161062).

Almost surely, 2^12210322123 is an apocalyptic number.

12210322123 is a deficient number, since it is larger than the sum of its proper divisors (1).

12210322123 is an equidigital number, since it uses as much as digits as its factorization.

12210322123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12210322123 its reverse (32122301221), we get a palindrome (44332623344).

The spelling of 12210322123 in words is "twelve billion, two hundred ten million, three hundred twenty-two thousand, one hundred twenty-three".