22842045197 has 2 divisors, whose sum is σ = 22842045198. Its totient is φ = 22842045196.

The previous prime is 22842045181. The next prime is 22842045221. The reversal of 22842045197 is 79154024822.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11502777001 + 11339268196 = 107251^2 + 106486^2 .

It is a cyclic number.

It is not a de Polignac number, because 22842045197 - 2⁴ = 22842045181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22842035197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11421022598 + 11421022599.

It is an arithmetic number, because the mean of its divisors is an integer number (11421022599).

Almost surely, 2^22842045197 is an apocalyptic number.

It is an amenable number.

22842045197 is a deficient number, since it is larger than the sum of its proper divisors (1).

22842045197 is an equidigital number, since it uses as much as digits as its factorization.

22842045197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 44.

The spelling of 22842045197 in words is "twenty-two billion, eight hundred forty-two million, forty-five thousand, one hundred ninety-seven".