12212202244344 has 32 divisors (see below), whose sum is σ = 30916967712000. Its totient is φ = 4019205801312.

The previous prime is 12212202244343. The next prime is 12212202244367. The reversal of 12212202244344 is 44344220221221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12212202244343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3220515574 + ... + 3220519365.

It is an arithmetic number, because the mean of its divisors is an integer number (966155241000).

Almost surely, 2^{12212202244344} is an apocalyptic number.

It is an amenable number.

12212202244344 is an abundant number, since it is smaller than the sum of its proper divisors (18704765467656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12212202244344 is a wasteful number, since it uses less digits than its factorization.

12212202244344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6441035027 (or 6441035023 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 12212202244344 its reverse (44344220221221), we get a palindrome (56556422465565).

The spelling of 12212202244344 in words is "twelve trillion, two hundred twelve billion, two hundred two million, two hundred forty-four thousand, three hundred forty-four".