22195934297 has 2 divisors, whose sum is σ = 22195934298. Its totient is φ = 22195934296.

The previous prime is 22195934279. The next prime is 22195934309. The reversal of 22195934297 is 79243959122.

Together with previous prime (22195934279) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11394281536 + 10801652761 = 106744^2 + 103931^2 .

It is a cyclic number.

It is not a de Polignac number, because 22195934297 - 2¹⁰ = 22195933273 is a prime.

It is not a weakly prime, because it can be changed into another prime (22195934207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11097967148 + 11097967149.

It is an arithmetic number, because the mean of its divisors is an integer number (11097967149).

Almost surely, 2^22195934297 is an apocalyptic number.

It is an amenable number.

22195934297 is a deficient number, since it is larger than the sum of its proper divisors (1).

22195934297 is an equidigital number, since it uses as much as digits as its factorization.

22195934297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2449440, while the sum is 53.

The spelling of 22195934297 in words is "twenty-two billion, one hundred ninety-five million, nine hundred thirty-four thousand, two hundred ninety-seven".