222241278667 has 2 divisors, whose sum is σ = 222241278668. Its totient is φ = 222241278666.

The previous prime is 222241278577. The next prime is 222241278703. The reversal of 222241278667 is 766872142222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222241278667 - 2²³ = 222232890059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222241278667.

It is not a weakly prime, because it can be changed into another prime (222241278967) 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, 111120639333 + 111120639334.

It is an arithmetic number, because the mean of its divisors is an integer number (111120639334).

Almost surely, 2^222241278667 is an apocalyptic number.

222241278667 is a deficient number, since it is larger than the sum of its proper divisors (1).

222241278667 is an equidigital number, since it uses as much as digits as its factorization.

222241278667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1806336, while the sum is 49.

The spelling of 222241278667 in words is "two hundred twenty-two billion, two hundred forty-one million, two hundred seventy-eight thousand, six hundred sixty-seven".