11215132244 has 12 divisors (see below), whose sum is σ = 19634109600. Its totient is φ = 5605386648.

The previous prime is 11215132241. The next prime is 11215132273. The reversal of 11215132244 is 44223151211.

It is a happy number.

11215132244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11215132241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533264 + ... + 553895.

It is an arithmetic number, because the mean of its divisors is an integer number (1636175800).

Almost surely, 2^11215132244 is an apocalyptic number.

It is an amenable number.

11215132244 is a deficient number, since it is larger than the sum of its proper divisors (8418977356).

11215132244 is a wasteful number, since it uses less digits than its factorization.

11215132244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089742 (or 1089740 counting only the distinct ones).

The product of its digits is 1920, while the sum is 26.

Adding to 11215132244 its reverse (44223151211), we get a palindrome (55438283455).

The spelling of 11215132244 in words is "eleven billion, two hundred fifteen million, one hundred thirty-two thousand, two hundred forty-four".