222112221959 has 2 divisors, whose sum is σ = 222112221960. Its totient is φ = 222112221958.

The previous prime is 222112221931. The next prime is 222112222009. The reversal of 222112221959 is 959122211222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222112221959 - 2³² = 217817254663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222112229959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111056110979 + 111056110980.

It is an arithmetic number, because the mean of its divisors is an integer number (111056110980).

Almost surely, 2^222112221959 is an apocalyptic number.

222112221959 is a deficient number, since it is larger than the sum of its proper divisors (1).

222112221959 is an equidigital number, since it uses as much as digits as its factorization.

222112221959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 38.

The spelling of 222112221959 in words is "two hundred twenty-two billion, one hundred twelve million, two hundred twenty-one thousand, nine hundred fifty-nine".