195922055611 has 2 divisors, whose sum is σ = 195922055612. Its totient is φ = 195922055610.

The previous prime is 195922055591. The next prime is 195922055639. The reversal of 195922055611 is 116550229591.

It is a weak prime.

It is an emirp because it is prime and its reverse (116550229591) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 195922055611 - 2²³ = 195913667003 is a prime.

It is not a weakly prime, because it can be changed into another prime (195922055671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97961027805 + 97961027806.

It is an arithmetic number, because the mean of its divisors is an integer number (97961027806).

Almost surely, 2^195922055611 is an apocalyptic number.

195922055611 is a deficient number, since it is larger than the sum of its proper divisors (1).

195922055611 is an equidigital number, since it uses as much as digits as its factorization.

195922055611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243000, while the sum is 46.

The spelling of 195922055611 in words is "one hundred ninety-five billion, nine hundred twenty-two million, fifty-five thousand, six hundred eleven".