12002020520606 has 16 divisors (see below), whose sum is σ = 18007236809280. Its totient is φ = 5999608419840.

The previous prime is 12002020520527. The next prime is 12002020520669. The reversal of 12002020520606 is 60602502020021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187262486 + ... + 187326566.

It is an arithmetic number, because the mean of its divisors is an integer number (1125452300580).

Almost surely, 2^{12002020520606} is an apocalyptic number.

12002020520606 is a deficient number, since it is larger than the sum of its proper divisors (6005216288674).

12002020520606 is a wasteful number, since it uses less digits than its factorization.

12002020520606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84499.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 12002020520606 its reverse (60602502020021), we get a palindrome (72604522540627).

The spelling of 12002020520606 in words is "twelve trillion, two billion, twenty million, five hundred twenty thousand, six hundred six".