222443443009 has 2 divisors, whose sum is σ = 222443443010. Its totient is φ = 222443443008.

The previous prime is 222443442983. The next prime is 222443443031. The reversal of 222443443009 is 900344344222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220427433009 + 2016010000 = 469497^2 + 44900^2 .

It is a cyclic number.

It is not a de Polignac number, because 222443443009 - 2¹³ = 222443434817 is a prime.

It is not a weakly prime, because it can be changed into another prime (222443443049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111221721504 + 111221721505.

It is an arithmetic number, because the mean of its divisors is an integer number (111221721505).

Almost surely, 2^222443443009 is an apocalyptic number.

It is an amenable number.

222443443009 is a deficient number, since it is larger than the sum of its proper divisors (1).

222443443009 is an equidigital number, since it uses as much as digits as its factorization.

222443443009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 37.

The spelling of 222443443009 in words is "two hundred twenty-two billion, four hundred forty-three million, four hundred forty-three thousand, nine".