199216710001 has 4 divisors (see below), whose sum is σ = 207878306112. Its totient is φ = 190555113892.

The previous prime is 199216709969. The next prime is 199216710061. The reversal of 199216710001 is 100017612991.

199216710001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 100017612991 = 2617 ⋅38218423.

It is a cyclic number.

It is not a de Polignac number, because 199216710001 - 2⁵ = 199216709969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (199216710061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4330798021 + ... + 4330798066.

It is an arithmetic number, because the mean of its divisors is an integer number (51969576528).

Almost surely, 2^199216710001 is an apocalyptic number.

It is an amenable number.

199216710001 is a deficient number, since it is larger than the sum of its proper divisors (8661596111).

199216710001 is an equidigital number, since it uses as much as digits as its factorization.

199216710001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8661596110.

The product of its (nonzero) digits is 6804, while the sum is 37.

The spelling of 199216710001 in words is "one hundred ninety-nine billion, two hundred sixteen million, seven hundred ten thousand, one".