11141381044138 has 16 divisors (see below), whose sum is σ = 16860190694400. Its totient is φ = 5521318793536.

The previous prime is 11141381044117. The next prime is 11141381044177. The reversal of 11141381044138 is 83144018314111.

It is a super-2 number, since 2×11141381044138² (a number of 27 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 11141381044138.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19240881 + ... + 19811467.

It is an arithmetic number, because the mean of its divisors is an integer number (1053761918400).

Almost surely, 2^{11141381044138} is an apocalyptic number.

11141381044138 is a deficient number, since it is larger than the sum of its proper divisors (5718809650262).

11141381044138 is a wasteful number, since it uses less digits than its factorization.

11141381044138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657101.

The product of its (nonzero) digits is 36864, while the sum is 40.

Adding to 11141381044138 its reverse (83144018314111), we get a palindrome (94285399358249).

The spelling of 11141381044138 in words is "eleven trillion, one hundred forty-one billion, three hundred eighty-one million, forty-four thousand, one hundred thirty-eight".