12222022193 has 2 divisors, whose sum is σ = 12222022194. Its totient is φ = 12222022192.

The previous prime is 12222022181. The next prime is 12222022207. The reversal of 12222022193 is 39122022221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8228666944 + 3993355249 = 90712^2 + 63193^2 .

It is a cyclic number.

It is not a de Polignac number, because 12222022193 - 2²² = 12217827889 is a prime.

It is not a weakly prime, because it can be changed into another prime (12222022093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6111011096 + 6111011097.

It is an arithmetic number, because the mean of its divisors is an integer number (6111011097).

Almost surely, 2^12222022193 is an apocalyptic number.

It is an amenable number.

12222022193 is a deficient number, since it is larger than the sum of its proper divisors (1).

12222022193 is an equidigital number, since it uses as much as digits as its factorization.

12222022193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 12222022193 in words is "twelve billion, two hundred twenty-two million, twenty-two thousand, one hundred ninety-three".