222420301 has 2 divisors, whose sum is σ = 222420302. Its totient is φ = 222420300.

The previous prime is 222420293. The next prime is 222420311. The reversal of 222420301 is 103024222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 131675625 + 90744676 = 11475^2 + 9526^2 .

It is a cyclic number.

It is not a de Polignac number, because 222420301 - 2³ = 222420293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222420311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111210150 + 111210151.

It is an arithmetic number, because the mean of its divisors is an integer number (111210151).

Almost surely, 2^222420301 is an apocalyptic number.

It is an amenable number.

222420301 is a deficient number, since it is larger than the sum of its proper divisors (1).

222420301 is an equidigital number, since it uses as much as digits as its factorization.

222420301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 222420301 is about 14913.7621343509. The cubic root of 222420301 is about 605.8867773456.

Adding to 222420301 its reverse (103024222), we get a palindrome (325444523).

The spelling of 222420301 in words is "two hundred twenty-two million, four hundred twenty thousand, three hundred one".