22021222110193 has 2 divisors, whose sum is σ = 22021222110194. Its totient is φ = 22021222110192.

The previous prime is 22021222110113. The next prime is 22021222110197. The reversal of 22021222110193 is 39101122212022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12025962815409 + 9995259294784 = 3467847^2 + 3161528^2 .

It is a cyclic number.

It is not a de Polignac number, because 22021222110193 - 2²¹ = 22021220013041 is a prime.

It is not a weakly prime, because it can be changed into another prime (22021222110197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010611055096 + 11010611055097.

It is an arithmetic number, because the mean of its divisors is an integer number (11010611055097).

Almost surely, 2^{22021222110193} is an apocalyptic number.

It is an amenable number.

22021222110193 is a deficient number, since it is larger than the sum of its proper divisors (1).

22021222110193 is an equidigital number, since it uses as much as digits as its factorization.

22021222110193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 22021222110193 in words is "twenty-two trillion, twenty-one billion, two hundred twenty-two million, one hundred ten thousand, one hundred ninety-three".