12300121322 has 4 divisors (see below), whose sum is σ = 18450181986. Its totient is φ = 6150060660.

The previous prime is 12300121297. The next prime is 12300121343. The reversal of 12300121322 is 22312100321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22312100321 = 7 ⋅3187442903.

It can be written as a sum of positive squares in only one way, i.e., 10088394481 + 2211726841 = 100441^2 + 47029^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12300121322.

It is an unprimeable number.

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, 3075030329 + ... + 3075030332.

Almost surely, 2^12300121322 is an apocalyptic number.

12300121322 is a deficient number, since it is larger than the sum of its proper divisors (6150060664).

12300121322 is an equidigital number, since it uses as much as digits as its factorization.

12300121322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6150060663.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12300121322 its reverse (22312100321), we get a palindrome (34612221643).

The spelling of 12300121322 in words is "twelve billion, three hundred million, one hundred twenty-one thousand, three hundred twenty-two".