12022002184638 has 16 divisors (see below), whose sum is σ = 24044040236160. Its totient is φ = 4007328083736.

The previous prime is 12022002184637. The next prime is 12022002184663. The reversal of 12022002184638 is 83648120022021.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12022002184596 and 12022002184605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022002184637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5104081 + ... + 7077827.

It is an arithmetic number, because the mean of its divisors is an integer number (1502752514760).

Almost surely, 2^{12022002184638} is an apocalyptic number.

12022002184638 is an abundant number, since it is smaller than the sum of its proper divisors (12022038051522).

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

12022002184638 is a wasteful number, since it uses less digits than its factorization.

12022002184638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2988911.

The product of its (nonzero) digits is 73728, while the sum is 39.

The spelling of 12022002184638 in words is "twelve trillion, twenty-two billion, two million, one hundred eighty-four thousand, six hundred thirty-eight".