12213043140223 has 16 divisors (see below), whose sum is σ = 12289854788640. Its totient is φ = 12136469446656.

The previous prime is 12213043140121. The next prime is 12213043140281. The reversal of 12213043140223 is 32204134031221.

It is a cyclic number.

It is not a de Polignac number, because 12213043140223 - 2⁹ = 12213043139711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12213043140191 and 12213043140200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213043140523) 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 in 15 ways as a sum of consecutive naturals, for example, 973998288 + ... + 974010826.

It is an arithmetic number, because the mean of its divisors is an integer number (768115924290).

Almost surely, 2^{12213043140223} is an apocalyptic number.

12213043140223 is a deficient number, since it is larger than the sum of its proper divisors (76811648417).

12213043140223 is a wasteful number, since it uses less digits than its factorization.

12213043140223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21546.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 12213043140223 its reverse (32204134031221), we get a palindrome (44417177171444).

The spelling of 12213043140223 in words is "twelve trillion, two hundred thirteen billion, forty-three million, one hundred forty thousand, two hundred twenty-three".