11140321230540 has 192 divisors, whose sum is σ = 34715043901440. Its totient is φ = 2965933152000.

The previous prime is 11140321230539. The next prime is 11140321230541. The reversal of 11140321230540 is 4503212304111.

11140321230540 is a `hidden beast` number, since 1 + 1 + 1 + 403 + 21 + 230 + 5 + 4 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (11140321230539) and next prime (11140321230541).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11140321230541) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1171304385 + ... + 1171313895.

It is an arithmetic number, because the mean of its divisors is an integer number (180807520320).

Almost surely, 2^{11140321230540} is an apocalyptic number.

11140321230540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11140321230540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17357521950720).

11140321230540 is an abundant number, since it is smaller than the sum of its proper divisors (23574722670900).

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

11140321230540 is a wasteful number, since it uses less digits than its factorization.

11140321230540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12821 (or 12813 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 11140321230540 its reverse (4503212304111), we get a palindrome (15643533534651).

The spelling of 11140321230540 in words is "eleven trillion, one hundred forty billion, three hundred twenty-one million, two hundred thirty thousand, five hundred forty".