180112221122012 has 12 divisors (see below), whose sum is σ = 315289889326776. Its totient is φ = 90029395600080.

The previous prime is 180112221121961. The next prime is 180112221122017. The reversal of 180112221122012 is 210221122211081.

It is a happy number.

It is a super-3 number, since 3×180112221122012³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (180112221122017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6678725063 + ... + 6678752030.

It is an arithmetic number, because the mean of its divisors is an integer number (26274157443898).

Almost surely, 2^{180112221122012} is an apocalyptic number.

It is an amenable number.

180112221122012 is a deficient number, since it is larger than the sum of its proper divisors (135177668204764).

180112221122012 is a wasteful number, since it uses less digits than its factorization.

180112221122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13357480468 (or 13357480466 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 26.

Adding to 180112221122012 its reverse (210221122211081), we get a palindrome (390333343333093).

The spelling of 180112221122012 in words is "one hundred eighty trillion, one hundred twelve billion, two hundred twenty-one million, one hundred twenty-two thousand, twelve".