11243332140 has 48 divisors (see below), whose sum is σ = 31879841280. Its totient is φ = 2960268480.

The previous prime is 11243332129. The next prime is 11243332169. The reversal of 11243332140 is 4123334211.

It is a happy number.

It is a super-2 number, since 2×11243332140² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11243332140.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1181266 + ... + 1190745.

It is an arithmetic number, because the mean of its divisors is an integer number (664163360).

Almost surely, 2^11243332140 is an apocalyptic number.

11243332140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11243332140 is an abundant number, since it is smaller than the sum of its proper divisors (20636509140).

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

11243332140 is a wasteful number, since it uses less digits than its factorization.

11243332140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2372102 (or 2372100 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 11243332140 its reverse (4123334211), we get a palindrome (15366666351).

The spelling of 11243332140 in words is "eleven billion, two hundred forty-three million, three hundred thirty-two thousand, one hundred forty".