199222500377233 has 2 divisors, whose sum is σ = 199222500377234. Its totient is φ = 199222500377232.

The previous prime is 199222500377227. The next prime is 199222500377249. The reversal of 199222500377233 is 332773005222991.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 184318175362689 + 14904325014544 = 13576383^2 + 3860612^2 .

It is an emirp because it is prime and its reverse (332773005222991) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 199222500377233 - 2¹³ = 199222500369041 is a prime.

It is not a weakly prime, because it can be changed into another prime (199222500387233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99611250188616 + 99611250188617.

It is an arithmetic number, because the mean of its divisors is an integer number (99611250188617).

Almost surely, 2^{199222500377233} is an apocalyptic number.

It is an amenable number.

199222500377233 is a deficient number, since it is larger than the sum of its proper divisors (1).

199222500377233 is an equidigital number, since it uses as much as digits as its factorization.

199222500377233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8573040, while the sum is 55.

The spelling of 199222500377233 in words is "one hundred ninety-nine trillion, two hundred twenty-two billion, five hundred million, three hundred seventy-seven thousand, two hundred thirty-three".