11111230240444 has 48 divisors (see below), whose sum is σ = 20400245389440. Its totient is φ = 5289114032640.

The previous prime is 11111230240441. The next prime is 11111230240447. The reversal of 11111230240444 is 44404203211111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11111230240441) and next prime (11111230240447).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111230240441) 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, 27547264 + ... + 27947704.

It is an arithmetic number, because the mean of its divisors is an integer number (425005112280).

Almost surely, 2^{11111230240444} is an apocalyptic number.

It is an amenable number.

11111230240444 is a deficient number, since it is larger than the sum of its proper divisors (9289015148996).

11111230240444 is a wasteful number, since it uses less digits than its factorization.

11111230240444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404518 (or 404516 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 11111230240444 its reverse (44404203211111), we get a palindrome (55515433451555).

The spelling of 11111230240444 in words is "eleven trillion, one hundred eleven billion, two hundred thirty million, two hundred forty thousand, four hundred forty-four".