222241240889 has 2 divisors, whose sum is σ = 222241240890. Its totient is φ = 222241240888.

The previous prime is 222241240883. The next prime is 222241240919. The reversal of 222241240889 is 988042142222.

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., 200607243664 + 21633997225 = 447892^2 + 147085^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222241240889 is a prime.

It is not a weakly prime, because it can be changed into another prime (222241240883) 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, 111120620444 + 111120620445.

It is an arithmetic number, because the mean of its divisors is an integer number (111120620445).

Almost surely, 2^222241240889 is an apocalyptic number.

It is an amenable number.

222241240889 is a deficient number, since it is larger than the sum of its proper divisors (1).

222241240889 is an equidigital number, since it uses as much as digits as its factorization.

222241240889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 294912, while the sum is 44.

The spelling of 222241240889 in words is "two hundred twenty-two billion, two hundred forty-one million, two hundred forty thousand, eight hundred eighty-nine".