12111331331134 has 24 divisors (see below), whose sum is σ = 21168674923968. Its totient is φ = 5181817475520.

The previous prime is 12111331331119. The next prime is 12111331331171. The reversal of 12111331331134 is 43113313311121.

It is a super-2 number, since 2×12111331331134² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104145102 + ... + 104261329.

It is an arithmetic number, because the mean of its divisors is an integer number (882028121832).

Almost surely, 2^{12111331331134} is an apocalyptic number.

12111331331134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12111331331134 is a deficient number, since it is larger than the sum of its proper divisors (9057343592834).

12111331331134 is a wasteful number, since it uses less digits than its factorization.

12111331331134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208407040 (or 208407033 counting only the distinct ones).

The product of its digits is 1944, while the sum is 28.

Adding to 12111331331134 its reverse (43113313311121), we get a palindrome (55224644642255).

The spelling of 12111331331134 in words is "twelve trillion, one hundred eleven billion, three hundred thirty-one million, three hundred thirty-one thousand, one hundred thirty-four".