199000101011 has 4 divisors (see below), whose sum is σ = 202754819952. Its totient is φ = 195245382072.

The previous prime is 199000100993. The next prime is 199000101029. The reversal of 199000101011 is 110101000991.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (199000100993) and next prime (199000101029).

It is a cyclic number.

It is not a de Polignac number, because 199000101011 - 2¹⁸ = 198999838867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (199000103011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1877359391 + ... + 1877359496.

It is an arithmetic number, because the mean of its divisors is an integer number (50688704988).

Almost surely, 2^199000101011 is an apocalyptic number.

199000101011 is a deficient number, since it is larger than the sum of its proper divisors (3754718941).

199000101011 is an equidigital number, since it uses as much as digits as its factorization.

199000101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3754718940.

The product of its (nonzero) digits is 81, while the sum is 23.

The spelling of 199000101011 in words is "one hundred ninety-nine billion, one hundred one thousand, eleven".