222288886706641 has 2 divisors, whose sum is σ = 222288886706642. Its totient is φ = 222288886706640.

The previous prime is 222288886706617. The next prime is 222288886706749. The reversal of 222288886706641 is 146607688882222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126403272612241 + 95885614094400 = 11242921^2 + 9792120^2 .

It is a cyclic number.

It is not a de Polignac number, because 222288886706641 - 2²⁵ = 222288853152209 is a prime.

It is not a weakly prime, because it can be changed into another prime (222288886776641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111144443353320 + 111144443353321.

It is an arithmetic number, because the mean of its divisors is an integer number (111144443353321).

Almost surely, 2^{222288886706641} is an apocalyptic number.

It is an amenable number.

222288886706641 is a deficient number, since it is larger than the sum of its proper divisors (1).

222288886706641 is an equidigital number, since it uses as much as digits as its factorization.

222288886706641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 396361728, while the sum is 70.

The spelling of 222288886706641 in words is "two hundred twenty-two trillion, two hundred eighty-eight billion, eight hundred eighty-six million, seven hundred six thousand, six hundred forty-one".