12111041214522 has 48 divisors (see below), whose sum is σ = 26482062115080. Its totient is φ = 3999866126976.

The previous prime is 12111041214511. The next prime is 12111041214527. The reversal of 12111041214522 is 22541214011121.

It is a happy number.

12111041214522 is a `hidden beast` number, since 1 + 2 + 1 + 1 + 10 + 4 + 121 + 4 + 522 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 11666193567561 + 444847646961 = 3415581^2 + 666969^2 .

It is not an unprimeable number, because it can be changed into a prime (12111041214527) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101566128 + ... + 101685300.

Almost surely, 2^{12111041214522} is an apocalyptic number.

12111041214522 is an abundant number, since it is smaller than the sum of its proper divisors (14371020900558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12111041214522 is a wasteful number, since it uses less digits than its factorization.

12111041214522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171087 (or 171084 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

Adding to 12111041214522 its reverse (22541214011121), we get a palindrome (34652255225643).

The spelling of 12111041214522 in words is "twelve trillion, one hundred eleven billion, forty-one million, two hundred fourteen thousand, five hundred twenty-two".