12324221051 has 2 divisors, whose sum is σ = 12324221052. Its totient is φ = 12324221050.

The previous prime is 12324221033. The next prime is 12324221101. The reversal of 12324221051 is 15012242321.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12324221051 is a prime.

It is not a weakly prime, because it can be changed into another prime (12324229051) 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, 6162110525 + 6162110526.

It is an arithmetic number, because the mean of its divisors is an integer number (6162110526).

Almost surely, 2^12324221051 is an apocalyptic number.

12324221051 is a deficient number, since it is larger than the sum of its proper divisors (1).

12324221051 is an equidigital number, since it uses as much as digits as its factorization.

12324221051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 12324221051 its reverse (15012242321), we get a palindrome (27336463372).

The spelling of 12324221051 in words is "twelve billion, three hundred twenty-four million, two hundred twenty-one thousand, fifty-one".