222120101022241 has 2 divisors, whose sum is σ = 222120101022242. Its totient is φ = 222120101022240.

The previous prime is 222120101022217. The next prime is 222120101022289. The reversal of 222120101022241 is 142220101021222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 212136428529216 + 9983672493025 = 14564904^2 + 3159695^2 .

It is a cyclic number.

It is not a de Polignac number, because 222120101022241 - 2¹⁵ = 222120100989473 is a prime.

It is not a weakly prime, because it can be changed into another prime (222120101022341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111060050511120 + 111060050511121.

It is an arithmetic number, because the mean of its divisors is an integer number (111060050511121).

Almost surely, 2^{222120101022241} is an apocalyptic number.

It is an amenable number.

222120101022241 is a deficient number, since it is larger than the sum of its proper divisors (1).

222120101022241 is an equidigital number, since it uses as much as digits as its factorization.

222120101022241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 222120101022241 its reverse (142220101021222), we get a palindrome (364340202043463).

The spelling of 222120101022241 in words is "two hundred twenty-two trillion, one hundred twenty billion, one hundred one million, twenty-two thousand, two hundred forty-one".