99522200857 has 2 divisors, whose sum is σ = 99522200858. Its totient is φ = 99522200856.

The previous prime is 99522200837. The next prime is 99522200891. The reversal of 99522200857 is 75800222599.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63454113801 + 36068087056 = 251901^2 + 189916^2 .

It is a cyclic number.

It is not a de Polignac number, because 99522200857 - 2²³ = 99513812249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99522200857.

It is not a weakly prime, because it can be changed into another prime (99522200837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49761100428 + 49761100429.

It is an arithmetic number, because the mean of its divisors is an integer number (49761100429).

Almost surely, 2^99522200857 is an apocalyptic number.

It is an amenable number.

99522200857 is a deficient number, since it is larger than the sum of its proper divisors (1).

99522200857 is an equidigital number, since it uses as much as digits as its factorization.

99522200857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 49.

The spelling of 99522200857 in words is "ninety-nine billion, five hundred twenty-two million, two hundred thousand, eight hundred fifty-seven".