220212301 has 2 divisors, whose sum is σ = 220212302. Its totient is φ = 220212300.

The previous prime is 220212259. The next prime is 220212323. The reversal of 220212301 is 103212022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 201498025 + 18714276 = 14195^2 + 4326^2 .

It is a cyclic number.

It is not a de Polignac number, because 220212301 - 2⁷ = 220212173 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220212401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110106150 + 110106151.

It is an arithmetic number, because the mean of its divisors is an integer number (110106151).

Almost surely, 2^220212301 is an apocalyptic number.

It is an amenable number.

220212301 is a deficient number, since it is larger than the sum of its proper divisors (1).

220212301 is an equidigital number, since it uses as much as digits as its factorization.

220212301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 220212301 is about 14839.5519137203. The cubic root of 220212301 is about 603.8751962435.

Adding to 220212301 its reverse (103212022), we get a palindrome (323424323).

It can be divided in two parts, 220 and 212301, that added together give a square (212521 = 461²).

The spelling of 220212301 in words is "two hundred twenty million, two hundred twelve thousand, three hundred one".