3991101200011 has 4 divisors (see below), whose sum is σ = 4083917507032. Its totient is φ = 3898284892992.

The previous prime is 3991101200003. The next prime is 3991101200029. The reversal of 3991101200011 is 1100021011993.

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 3991101200011 - 2³ = 3991101200003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3991101207011) 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, 46408153446 + ... + 46408153531.

It is an arithmetic number, because the mean of its divisors is an integer number (1020979376758).

Almost surely, 2^{3991101200011} is an apocalyptic number.

3991101200011 is a deficient number, since it is larger than the sum of its proper divisors (92816307021).

3991101200011 is an equidigital number, since it uses as much as digits as its factorization.

3991101200011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92816307020.

The product of its (nonzero) digits is 486, while the sum is 28.

The spelling of 3991101200011 in words is "three trillion, nine hundred ninety-one billion, one hundred one million, two hundred thousand, eleven".