2111101304011 has 4 divisors (see below), whose sum is σ = 2412687204592. Its totient is φ = 1809515403432.

The previous prime is 2111101303973. The next prime is 2111101304047. The reversal of 2111101304011 is 1104031011112.

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

It is a cyclic number.

It is not a de Polignac number, because 2111101304011 - 2¹¹ = 2111101301963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2111101304051) 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, 150792950280 + ... + 150792950293.

It is an arithmetic number, because the mean of its divisors is an integer number (603171801148).

Almost surely, 2^{2111101304011} is an apocalyptic number.

2111101304011 is a deficient number, since it is larger than the sum of its proper divisors (301585900581).

2111101304011 is an equidigital number, since it uses as much as digits as its factorization.

2111101304011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301585900580.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 2111101304011 its reverse (1104031011112), we get a palindrome (3215132315123).

The spelling of 2111101304011 in words is "two trillion, one hundred eleven billion, one hundred one million, three hundred four thousand, eleven".