222120211273 has 2 divisors, whose sum is σ = 222120211274. Its totient is φ = 222120211272.

The previous prime is 222120211267. The next prime is 222120211297. The reversal of 222120211273 is 372112021222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219673128249 + 2447083024 = 468693^2 + 49468^2 .

It is a cyclic number.

It is not a de Polignac number, because 222120211273 - 2⁹ = 222120210761 is a prime.

It is not a weakly prime, because it can be changed into another prime (222120211223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111060105636 + 111060105637.

It is an arithmetic number, because the mean of its divisors is an integer number (111060105637).

Almost surely, 2^222120211273 is an apocalyptic number.

It is an amenable number.

222120211273 is a deficient number, since it is larger than the sum of its proper divisors (1).

222120211273 is an equidigital number, since it uses as much as digits as its factorization.

222120211273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

Adding to 222120211273 its reverse (372112021222), we get a palindrome (594232232495).

The spelling of 222120211273 in words is "two hundred twenty-two billion, one hundred twenty million, two hundred eleven thousand, two hundred seventy-three".