11115142143311 has 8 divisors (see below), whose sum is σ = 11771896623120. Its totient is φ = 10458712395648.

The previous prime is 11115142143299. The next prime is 11115142143319. The reversal of 11115142143311 is 11334124151111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11115142143311 - 2⁶ = 11115142143247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11115142143319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81112556 + ... + 81249473.

It is an arithmetic number, because the mean of its divisors is an integer number (1471487077890).

Almost surely, 2^{11115142143311} is an apocalyptic number.

11115142143311 is a deficient number, since it is larger than the sum of its proper divisors (656754479809).

11115142143311 is a wasteful number, since it uses less digits than its factorization.

11115142143311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162366073.

The product of its digits is 1440, while the sum is 29.

Adding to 11115142143311 its reverse (11334124151111), we get a palindrome (22449266294422).

The spelling of 11115142143311 in words is "eleven trillion, one hundred fifteen billion, one hundred forty-two million, one hundred forty-three thousand, three hundred eleven".