222940695473 has 2 divisors, whose sum is σ = 222940695474. Its totient is φ = 222940695472.

The previous prime is 222940695463. The next prime is 222940695569. The reversal of 222940695473 is 374596049222.

222940695473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200908339984 + 22032355489 = 448228^2 + 148433^2 .

It is a cyclic number.

It is not a de Polignac number, because 222940695473 - 2²² = 222936501169 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (222940695463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111470347736 + 111470347737.

It is an arithmetic number, because the mean of its divisors is an integer number (111470347737).

Almost surely, 2^222940695473 is an apocalyptic number.

It is an amenable number.

222940695473 is a deficient number, since it is larger than the sum of its proper divisors (1).

222940695473 is an equidigital number, since it uses as much as digits as its factorization.

222940695473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 222940695473 in words is "two hundred twenty-two billion, nine hundred forty million, six hundred ninety-five thousand, four hundred seventy-three".