222301022221301 has 2 divisors, whose sum is σ = 222301022221302. Its totient is φ = 222301022221300.

The previous prime is 222301022221279. The next prime is 222301022221303. The reversal of 222301022221301 is 103122220103222.

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., 221718830331076 + 582191890225 = 14890226^2 + 763015^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222301022221301 is a prime.

It is a Sophie Germain prime.

Together with 222301022221303, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222301022221303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111150511110650 + 111150511110651.

It is an arithmetic number, because the mean of its divisors is an integer number (111150511110651).

Almost surely, 2^{222301022221301} is an apocalyptic number.

It is an amenable number.

222301022221301 is a deficient number, since it is larger than the sum of its proper divisors (1).

222301022221301 is an equidigital number, since it uses as much as digits as its factorization.

222301022221301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 222301022221301 its reverse (103122220103222), we get a palindrome (325423242324523).

The spelling of 222301022221301 in words is "two hundred twenty-two trillion, three hundred one billion, twenty-two million, two hundred twenty-one thousand, three hundred one".