20112003230011 has 16 divisors (see below), whose sum is σ = 25939350339840. Its totient is φ = 15131287694880.

The previous prime is 20112003229999. The next prime is 20112003230041. The reversal of 20112003230011 is 11003230021102.

It is not a de Polignac number, because 20112003230011 - 2⁷ = 20112003229883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20112003230041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4503357201 + ... + 4503361666.

It is an arithmetic number, because the mean of its divisors is an integer number (1621209396240).

Almost surely, 2^{20112003230011} is an apocalyptic number.

20112003230011 is a deficient number, since it is larger than the sum of its proper divisors (5827347109829).

20112003230011 is a wasteful number, since it uses less digits than its factorization.

20112003230011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9006718914.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 20112003230011 its reverse (11003230021102), we get a palindrome (31115233251113).

The spelling of 20112003230011 in words is "twenty trillion, one hundred twelve billion, three million, two hundred thirty thousand, eleven".