20111101120011 has 8 divisors (see below), whose sum is σ = 29252510720064. Its totient is φ = 12188546133320.

The previous prime is 20111101120001. The next prime is 20111101120027. The reversal of 20111101120011 is 11002110111102.

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

It is a cyclic number.

It is not a de Polignac number, because 20111101120011 - 2⁵ = 20111101119979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20111101120001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304713653301 + ... + 304713653366.

It is an arithmetic number, because the mean of its divisors is an integer number (3656563840008).

Almost surely, 2^{20111101120011} is an apocalyptic number.

20111101120011 is a deficient number, since it is larger than the sum of its proper divisors (9141409600053).

20111101120011 is a wasteful number, since it uses less digits than its factorization.

20111101120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609427306681.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 20111101120011 its reverse (11002110111102), we get a palindrome (31113211231113).

The spelling of 20111101120011 in words is "twenty trillion, one hundred eleven billion, one hundred one million, one hundred twenty thousand, eleven".