11002100101999 has 4 divisors (see below), whose sum is σ = 11003167966336. Its totient is φ = 11001032237664.

The previous prime is 11002100101921. The next prime is 11002100102009. The reversal of 11002100101999 is 99910100120011.

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

It is a cyclic number.

It is not a de Polignac number, because 11002100101999 - 2⁷ = 11002100101871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002100801999) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 533916714 + ... + 533937319.

It is an arithmetic number, because the mean of its divisors is an integer number (2750791991584).

Almost surely, 2^{11002100101999} is an apocalyptic number.

11002100101999 is a deficient number, since it is larger than the sum of its proper divisors (1067864337).

11002100101999 is a wasteful number, since it uses less digits than its factorization.

11002100101999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067864336.

The product of its (nonzero) digits is 1458, while the sum is 34.

The spelling of 11002100101999 in words is "eleven trillion, two billion, one hundred million, one hundred one thousand, nine hundred ninety-nine".