2111130320011 has 4 divisors (see below), whose sum is σ = 2111133320800. Its totient is φ = 2111127319224.

The previous prime is 2111130319997. The next prime is 2111130320023. The reversal of 2111130320011 is 1100230311112.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2111130320011 - 2⁹ = 2111130319499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2111130330011) 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, 188845 + ... + 2063473.

It is an arithmetic number, because the mean of its divisors is an integer number (527783330200).

Almost surely, 2^{2111130320011} is an apocalyptic number.

2111130320011 is a deficient number, since it is larger than the sum of its proper divisors (3000789).

2111130320011 is a wasteful number, since it uses less digits than its factorization.

2111130320011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3000788.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 2111130320011 its reverse (1100230311112), we get a palindrome (3211360631123).

The spelling of 2111130320011 in words is "two trillion, one hundred eleven billion, one hundred thirty million, three hundred twenty thousand, eleven".