222120211297 has 2 divisors, whose sum is σ = 222120211298. Its totient is φ = 222120211296.

The previous prime is 222120211273. The next prime is 222120211301. The reversal of 222120211297 is 792112021222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 170411270481 + 51708940816 = 412809^2 + 227396^2 .

It is a cyclic number.

It is not a de Polignac number, because 222120211297 - 2³¹ = 219972727649 is a prime.

It is not a weakly prime, because it can be changed into another prime (222120211217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111060105648 + 111060105649.

It is an arithmetic number, because the mean of its divisors is an integer number (111060105649).

Almost surely, 2^222120211297 is an apocalyptic number.

It is an amenable number.

222120211297 is a deficient number, since it is larger than the sum of its proper divisors (1).

222120211297 is an equidigital number, since it uses as much as digits as its factorization.

222120211297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 31.

The spelling of 222120211297 in words is "two hundred twenty-two billion, one hundred twenty million, two hundred eleven thousand, two hundred ninety-seven".