12223440134213 has 16 divisors (see below), whose sum is σ = 15245934773760. Its totient is φ = 9520807858800.

The previous prime is 12223440134207. The next prime is 12223440134281. The reversal of 12223440134213 is 31243104432221.

It is a happy number.

It is not a de Polignac number, because 12223440134213 - 2⁴ = 12223440134197 is a prime.

It is a super-3 number, since 3×12223440134213³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12223440134213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12223440134813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32735543 + ... + 33106836.

It is an arithmetic number, because the mean of its divisors is an integer number (952870923360).

Almost surely, 2^{12223440134213} is an apocalyptic number.

It is an amenable number.

12223440134213 is a deficient number, since it is larger than the sum of its proper divisors (3022494639547).

12223440134213 is a wasteful number, since it uses less digits than its factorization.

12223440134213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65844808.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 12223440134213 its reverse (31243104432221), we get a palindrome (43466544566434).

The spelling of 12223440134213 in words is "twelve trillion, two hundred twenty-three billion, four hundred forty million, one hundred thirty-four thousand, two hundred thirteen".