222442031087 has 2 divisors, whose sum is σ = 222442031088. Its totient is φ = 222442031086.

The previous prime is 222442031081. The next prime is 222442031257. The reversal of 222442031087 is 780130244222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222442031087 - 2²² = 222437836783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222442031081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111221015543 + 111221015544.

It is an arithmetic number, because the mean of its divisors is an integer number (111221015544).

Almost surely, 2^222442031087 is an apocalyptic number.

222442031087 is a deficient number, since it is larger than the sum of its proper divisors (1).

222442031087 is an equidigital number, since it uses as much as digits as its factorization.

222442031087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43008, while the sum is 35.

The spelling of 222442031087 in words is "two hundred twenty-two billion, four hundred forty-two million, thirty-one thousand, eighty-seven".