101201221211 has 2 divisors, whose sum is σ = 101201221212. Its totient is φ = 101201221210.

The previous prime is 101201221201. The next prime is 101201221237. The reversal of 101201221211 is 112122102101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101201221211 - 2¹⁰ = 101201220187 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (101201221201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50600610605 + 50600610606.

It is an arithmetic number, because the mean of its divisors is an integer number (50600610606).

Almost surely, 2^101201221211 is an apocalyptic number.

101201221211 is a deficient number, since it is larger than the sum of its proper divisors (1).

101201221211 is an equidigital number, since it uses as much as digits as its factorization.

101201221211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 101201221211 its reverse (112122102101), we get a palindrome (213323323312).

The spelling of 101201221211 in words is "one hundred one billion, two hundred one million, two hundred twenty-one thousand, two hundred eleven".