12223230021097 has 2 divisors, whose sum is σ = 12223230021098. Its totient is φ = 12223230021096.

The previous prime is 12223230021077. The next prime is 12223230021229. The reversal of 12223230021097 is 79012003232221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11685055192281 + 538174828816 = 3418341^2 + 733604^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12223230021097 is a prime.

It is not a weakly prime, because it can be changed into another prime (12223230021077) 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, 6111615010548 + 6111615010549.

It is an arithmetic number, because the mean of its divisors is an integer number (6111615010549).

Almost surely, 2^{12223230021097} is an apocalyptic number.

It is an amenable number.

12223230021097 is a deficient number, since it is larger than the sum of its proper divisors (1).

12223230021097 is an equidigital number, since it uses as much as digits as its factorization.

12223230021097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

The spelling of 12223230021097 in words is "twelve trillion, two hundred twenty-three billion, two hundred thirty million, twenty-one thousand, ninety-seven".