1022222202193 has 2 divisors, whose sum is σ = 1022222202194. Its totient is φ = 1022222202192.

The previous prime is 1022222202151. The next prime is 1022222202229. The reversal of 1022222202193 is 3912022222201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 769281605569 + 252940596624 = 877087^2 + 502932^2 .

It is an emirp because it is prime and its reverse (3912022222201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1022222202193 - 2²¹ = 1022220105041 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022222202103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511111101096 + 511111101097.

It is an arithmetic number, because the mean of its divisors is an integer number (511111101097).

Almost surely, 2^{1022222202193} is an apocalyptic number.

It is an amenable number.

1022222202193 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022222202193 is an equidigital number, since it uses as much as digits as its factorization.

1022222202193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 1022222202193 its reverse (3912022222201), we get a palindrome (4934244424394).

The spelling of 1022222202193 in words is "one trillion, twenty-two billion, two hundred twenty-two million, two hundred two thousand, one hundred ninety-three".