210220221301 has 2 divisors, whose sum is σ = 210220221302. Its totient is φ = 210220221300.

The previous prime is 210220221269. The next prime is 210220221331. The reversal of 210220221301 is 103122022012.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 154271415076 + 55948806225 = 392774^2 + 236535^2 .

It is a cyclic number.

It is not a de Polignac number, because 210220221301 - 2⁵ = 210220221269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210220221331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105110110650 + 105110110651.

It is an arithmetic number, because the mean of its divisors is an integer number (105110110651).

Almost surely, 2^210220221301 is an apocalyptic number.

It is an amenable number.

210220221301 is a deficient number, since it is larger than the sum of its proper divisors (1).

210220221301 is an equidigital number, since it uses as much as digits as its factorization.

210220221301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 210220221301 its reverse (103122022012), we get a palindrome (313342243313).

The spelling of 210220221301 in words is "two hundred ten billion, two hundred twenty million, two hundred twenty-one thousand, three hundred one".