120221020211 has 2 divisors, whose sum is σ = 120221020212. Its totient is φ = 120221020210.

The previous prime is 120221020201. The next prime is 120221020253. The reversal of 120221020211 is 112020122021.

It is a weak prime.

It is an emirp because it is prime and its reverse (112020122021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120221020211 - 2¹⁸ = 120220758067 is a prime.

It is not a weakly prime, because it can be changed into another prime (120221020201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60110510105 + 60110510106.

It is an arithmetic number, because the mean of its divisors is an integer number (60110510106).

Almost surely, 2^120221020211 is an apocalyptic number.

120221020211 is a deficient number, since it is larger than the sum of its proper divisors (1).

120221020211 is an equidigital number, since it uses as much as digits as its factorization.

120221020211 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 120221020211 its reverse (112020122021), we get a palindrome (232241142232).

The spelling of 120221020211 in words is "one hundred twenty billion, two hundred twenty-one million, twenty thousand, two hundred eleven".