12214244113 has 4 divisors (see below), whose sum is σ = 12512152548. Its totient is φ = 11916335680.

The previous prime is 12214244111. The next prime is 12214244123. The reversal of 12214244113 is 31144241221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31144241221 = 10891 ⋅2859631.

It can be written as a sum of positive squares in 2 ways, for example, as 6060155409 + 6154088704 = 77847^2 + 78448^2 .

It is a cyclic number.

It is not a de Polignac number, because 12214244113 - 2¹ = 12214244111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12214244111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148954156 + ... + 148954237.

It is an arithmetic number, because the mean of its divisors is an integer number (3128038137).

Almost surely, 2^12214244113 is an apocalyptic number.

It is an amenable number.

12214244113 is a deficient number, since it is larger than the sum of its proper divisors (297908435).

12214244113 is an equidigital number, since it uses as much as digits as its factorization.

12214244113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297908434.

The product of its digits is 1536, while the sum is 25.

Adding to 12214244113 its reverse (31144241221), we get a palindrome (43358485334).

The spelling of 12214244113 in words is "twelve billion, two hundred fourteen million, two hundred forty-four thousand, one hundred thirteen".