2011332113111 has 4 divisors (see below), whose sum is σ = 2015872366632. Its totient is φ = 2006791859592.

The previous prime is 2011332113041. The next prime is 2011332113117. The reversal of 2011332113111 is 1113112331102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2011332113111 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 (2011332113117) 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 3 ways as a sum of consecutive naturals, for example, 2270126096 + ... + 2270126981.

It is an arithmetic number, because the mean of its divisors is an integer number (503968091658).

Almost surely, 2^{2011332113111} is an apocalyptic number.

2011332113111 is a deficient number, since it is larger than the sum of its proper divisors (4540253521).

2011332113111 is an equidigital number, since it uses as much as digits as its factorization.

2011332113111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4540253520.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 2011332113111 its reverse (1113112331102), we get a palindrome (3124444444213).

The spelling of 2011332113111 in words is "two trillion, eleven billion, three hundred thirty-two million, one hundred thirteen thousand, one hundred eleven".