11213043440244 has 24 divisors (see below), whose sum is σ = 26193601310688. Its totient is φ = 3733419249120.

The previous prime is 11213043440177. The next prime is 11213043440279. The reversal of 11213043440244 is 44204434031211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 532726242 + ... + 532747289.

It is an arithmetic number, because the mean of its divisors is an integer number (1091400054612).

Almost surely, 2^{11213043440244} is an apocalyptic number.

It is an amenable number.

11213043440244 is an abundant number, since it is smaller than the sum of its proper divisors (14980557870444).

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

11213043440244 is a wasteful number, since it uses less digits than its factorization.

11213043440244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065474415 (or 1065474413 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 11213043440244 its reverse (44204434031211), we get a palindrome (55417477471455).

The spelling of 11213043440244 in words is "eleven trillion, two hundred thirteen billion, forty-three million, four hundred forty thousand, two hundred forty-four".