12021020000122 has 96 divisors (see below), whose sum is σ = 21637609488000. Its totient is φ = 4991272659072.

The previous prime is 12021020000117. The next prime is 12021020000177. The reversal of 12021020000122 is 22100002012021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 460227379 + ... + 460253497.

It is an arithmetic number, because the mean of its divisors is an integer number (225391765500).

Almost surely, 2^{12021020000122} is an apocalyptic number.

12021020000122 is a deficient number, since it is larger than the sum of its proper divisors (9616589487878).

12021020000122 is a wasteful number, since it uses less digits than its factorization.

12021020000122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27060 (or 27053 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 12021020000122 its reverse (22100002012021), we get a palindrome (34121022012143).

The spelling of 12021020000122 in words is "twelve trillion, twenty-one billion, twenty million, one hundred twenty-two", and thus it is an aban number.