20002011101011 has 8 divisors (see below), whose sum is σ = 21055092649920. Its totient is φ = 18948963964392.

The previous prime is 20002011100999. The next prime is 20002011101099. The reversal of 20002011101011 is 11010111020002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20002011101011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20002011107011) 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 7 ways as a sum of consecutive naturals, for example, 7405705 + ... + 9739018.

It is an arithmetic number, because the mean of its divisors is an integer number (2631886581240).

Almost surely, 2^{20002011101011} is an apocalyptic number.

20002011101011 is a deficient number, since it is larger than the sum of its proper divisors (1053081548909).

20002011101011 is a wasteful number, since it uses less digits than its factorization.

20002011101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17206145.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 20002011101011 its reverse (11010111020002), we get a palindrome (31012122121013).

The spelling of 20002011101011 in words is "twenty trillion, two billion, eleven million, one hundred one thousand, eleven".