12021020012002 has 8 divisors (see below), whose sum is σ = 18169175285712. Its totient is φ = 5964628250100.

The previous prime is 12021020011933. The next prime is 12021020012011. The reversal of 12021020012002 is 20021002012021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22940877624 + ... + 22940878147.

It is an arithmetic number, because the mean of its divisors is an integer number (2271146910714).

Almost surely, 2^{12021020012002} is an apocalyptic number.

12021020012002 is a deficient number, since it is larger than the sum of its proper divisors (6148155273710).

12021020012002 is a wasteful number, since it uses less digits than its factorization.

12021020012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45881755904.

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

Adding to 12021020012002 its reverse (20021002012021), we get a palindrome (32042022024023).

The spelling of 12021020012002 in words is "twelve trillion, twenty-one billion, twenty million, twelve thousand, two".