20012020210211 has 2 divisors, whose sum is σ = 20012020210212. Its totient is φ = 20012020210210.

The previous prime is 20012020210207. The next prime is 20012020210243. The reversal of 20012020210211 is 11201202021002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20012020210211 - 2² = 20012020210207 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (20012020210261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10006010105105 + 10006010105106.

It is an arithmetic number, because the mean of its divisors is an integer number (10006010105106).

Almost surely, 2^{20012020210211} is an apocalyptic number.

20012020210211 is a deficient number, since it is larger than the sum of its proper divisors (1).

20012020210211 is an equidigital number, since it uses as much as digits as its factorization.

20012020210211 is an odious number, because the sum of its binary digits is odd.

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

Adding to 20012020210211 its reverse (11201202021002), we get a palindrome (31213222231213).

The spelling of 20012020210211 in words is "twenty trillion, twelve billion, twenty million, two hundred ten thousand, two hundred eleven".