11141331111 has 16 divisors (see below), whose sum is σ = 16508210400. Its totient is φ = 7426413504.

The previous prime is 11141331107. The next prime is 11141331119. The reversal of 11141331111 is 11113314111.

11141331111 is a `hidden beast` number, since 111 + 413 + 31 + 111 = 666.

It is not a de Polignac number, because 11141331111 - 2² = 11141331107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11141331119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170965 + ... + 226961.

It is an arithmetic number, because the mean of its divisors is an integer number (1031763150).

Almost surely, 2^11141331111 is an apocalyptic number.

11141331111 is a deficient number, since it is larger than the sum of its proper divisors (5366879289).

11141331111 is an equidigital number, since it uses as much as digits as its factorization.

11141331111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63375 (or 63369 counting only the distinct ones).

The product of its digits is 36, while the sum is 18.

Adding to 11141331111 its reverse (11113314111), we get a palindrome (22254645222).

The spelling of 11141331111 in words is "eleven billion, one hundred forty-one million, three hundred thirty-one thousand, one hundred eleven".