2021212002211 has 2 divisors, whose sum is σ = 2021212002212. Its totient is φ = 2021212002210.

The previous prime is 2021212002193. The next prime is 2021212002217. The reversal of 2021212002211 is 1122002121202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2021212002211 - 2¹⁵ = 2021211969443 is a prime.

It is not a weakly prime, because it can be changed into another prime (2021212002217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010606001105 + 1010606001106.

It is an arithmetic number, because the mean of its divisors is an integer number (1010606001106).

Almost surely, 2^{2021212002211} is an apocalyptic number.

2021212002211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021212002211 is an equidigital number, since it uses as much as digits as its factorization.

2021212002211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2021212002211 its reverse (1122002121202), we get a palindrome (3143214123413).

The spelling of 2021212002211 in words is "two trillion, twenty-one billion, two hundred twelve million, two thousand, two hundred eleven".