222611426135297 has 2 divisors, whose sum is σ = 222611426135298. Its totient is φ = 222611426135296.

The previous prime is 222611426135239. The next prime is 222611426135321. The reversal of 222611426135297 is 792531624116222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 194460347569216 + 28151078566081 = 13944904^2 + 5305759^2 .

It is a cyclic number.

It is not a de Polignac number, because 222611426135297 - 2³² = 222607131168001 is a prime.

It is not a weakly prime, because it can be changed into another prime (222611426185297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111305713067648 + 111305713067649.

It is an arithmetic number, because the mean of its divisors is an integer number (111305713067649).

Almost surely, 2^{222611426135297} is an apocalyptic number.

It is an amenable number.

222611426135297 is a deficient number, since it is larger than the sum of its proper divisors (1).

222611426135297 is an equidigital number, since it uses as much as digits as its factorization.

222611426135297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4354560, while the sum is 53.

The spelling of 222611426135297 in words is "two hundred twenty-two trillion, six hundred eleven billion, four hundred twenty-six million, one hundred thirty-five thousand, two hundred ninety-seven".