11140443231201 has 32 divisors (see below), whose sum is σ = 17078280451200. Its totient is φ = 7168842233280.

The previous prime is 11140443231179. The next prime is 11140443231217. The reversal of 11140443231201 is 10213234404111.

It is a happy number.

11140443231201 is a `hidden beast` number, since 1 + 1 + 1 + 404 + 4 + 3 + 231 + 20 + 1 = 666.

It is not a de Polignac number, because 11140443231201 - 2¹³ = 11140443223009 is a prime.

It is a super-2 number, since 2×11140443231201² (a number of 27 digits) contains 22 as substring.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11140443231601) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 785146 + ... + 4785116.

It is an arithmetic number, because the mean of its divisors is an integer number (533696264100).

Almost surely, 2^{11140443231201} is an apocalyptic number.

It is an amenable number.

11140443231201 is a deficient number, since it is larger than the sum of its proper divisors (5937837219999).

11140443231201 is a wasteful number, since it uses less digits than its factorization.

11140443231201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4003566 (or 4003560 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 11140443231201 its reverse (10213234404111), we get a palindrome (21353677635312).

The spelling of 11140443231201 in words is "eleven trillion, one hundred forty billion, four hundred forty-three million, two hundred thirty-one thousand, two hundred one".