10199199911 has 2 divisors, whose sum is σ = 10199199912. Its totient is φ = 10199199910.

The previous prime is 10199199883. The next prime is 10199200001. The reversal of 10199199911 is 11999199101.

It is a weak prime.

It is an emirp because it is prime and its reverse (11999199101) is a distict prime. It is also a bemirp because it and its reverse can be mirrored producing other two distinct primes, 11666166101 and 10166166611.

It is a cyclic number.

It is not a de Polignac number, because 10199199911 - 2⁶ = 10199199847 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10199199911.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10199199611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5099599955 + 5099599956.

It is an arithmetic number, because the mean of its divisors is an integer number (5099599956).

Almost surely, 2^10199199911 is an apocalyptic number.

10199199911 is a deficient number, since it is larger than the sum of its proper divisors (1).

10199199911 is an equidigital number, since it uses as much as digits as its factorization.

10199199911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 59049, while the sum is 50.

The spelling of 10199199911 in words is "ten billion, one hundred ninety-nine million, one hundred ninety-nine thousand, nine hundred eleven".