12020021020211 has 8 divisors (see below), whose sum is σ = 12187393828848. Its totient is φ = 11853596500000.

The previous prime is 12020021020201. The next prime is 12020021020229. The reversal of 12020021020211 is 11202012002021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12020021020211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12020021020201) 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, 237046580 + ... + 237097281.

It is an arithmetic number, because the mean of its divisors is an integer number (1523424228606).

Almost surely, 2^{12020021020211} is an apocalyptic number.

12020021020211 is a deficient number, since it is larger than the sum of its proper divisors (167372808637).

12020021020211 is a wasteful number, since it uses less digits than its factorization.

12020021020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474144213.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12020021020211 its reverse (11202012002021), we get a palindrome (23222033022232).

The spelling of 12020021020211 in words is "twelve trillion, twenty billion, twenty-one million, twenty thousand, two hundred eleven".