422222404222193 has 2 divisors, whose sum is σ = 422222404222194. Its totient is φ = 422222404222192.

The previous prime is 422222404222169. The next prime is 422222404222243. The reversal of 422222404222193 is 391222404222224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 229734861198049 + 192487543024144 = 15157007^2 + 13873988^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422222404222193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 422222404222193.

It is not a weakly prime, because it can be changed into another prime (422222404222103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211111202111096 + 211111202111097.

It is an arithmetic number, because the mean of its divisors is an integer number (211111202111097).

Almost surely, 2^{422222404222193} is an apocalyptic number.

It is an amenable number.

422222404222193 is a deficient number, since it is larger than the sum of its proper divisors (1).

422222404222193 is an equidigital number, since it uses as much as digits as its factorization.

422222404222193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 442368, while the sum is 41.

The spelling of 422222404222193 in words is "four hundred twenty-two trillion, two hundred twenty-two billion, four hundred four million, two hundred twenty-two thousand, one hundred ninety-three".