12101022021211 has 2 divisors, whose sum is σ = 12101022021212. Its totient is φ = 12101022021210.

The previous prime is 12101022021149. The next prime is 12101022021281. The reversal of 12101022021211 is 11212022010121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12101022021211 - 2¹⁵ = 12101021988443 is a prime.

It is not a weakly prime, because it can be changed into another prime (12101022021281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050511010605 + 6050511010606.

It is an arithmetic number, because the mean of its divisors is an integer number (6050511010606).

Almost surely, 2^{12101022021211} is an apocalyptic number.

12101022021211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101022021211 is an equidigital number, since it uses as much as digits as its factorization.

12101022021211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12101022021211 its reverse (11212022010121), we get a palindrome (23313044031332).

The spelling of 12101022021211 in words is "twelve trillion, one hundred one billion, twenty-two million, twenty-one thousand, two hundred eleven".