12051106111167 has 16 divisors (see below), whose sum is σ = 16914001378560. Its totient is φ = 7611149204352.

The previous prime is 12051106111159. The next prime is 12051106111171. The reversal of 12051106111167 is 76111160115021.

It is not a de Polignac number, because 12051106111167 - 2³ = 12051106111159 is a prime.

It is a super-2 number, since 2×12051106111167² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12051106111067) 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, 5035623 + ... + 7032759.

It is an arithmetic number, because the mean of its divisors is an integer number (1057125086160).

Almost surely, 2^{12051106111167} is an apocalyptic number.

12051106111167 is a deficient number, since it is larger than the sum of its proper divisors (4862895267393).

12051106111167 is a wasteful number, since it uses less digits than its factorization.

12051106111167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2103022.

The product of its (nonzero) digits is 2520, while the sum is 33.

Adding to 12051106111167 its reverse (76111160115021), we get a palindrome (88162266226188).

The spelling of 12051106111167 in words is "twelve trillion, fifty-one billion, one hundred six million, one hundred eleven thousand, one hundred sixty-seven".