11042105201311 has 4 divisors (see below), whose sum is σ = 11042529940000. Its totient is φ = 11041680462624.

The previous prime is 11042105201297. The next prime is 11042105201321. The reversal of 11042105201311 is 11310250124011.

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-11042105201311 is a prime.

It is a super-2 number, since 2×11042105201311² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042105201321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212330346 + ... + 212382343.

It is an arithmetic number, because the mean of its divisors is an integer number (2760632485000).

Almost surely, 2^{11042105201311} is an apocalyptic number.

11042105201311 is a deficient number, since it is larger than the sum of its proper divisors (424738689).

11042105201311 is an equidigital number, since it uses as much as digits as its factorization.

11042105201311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424738688.

The product of its (nonzero) digits is 240, while the sum is 22.

Adding to 11042105201311 its reverse (11310250124011), we get a palindrome (22352355325322).

The spelling of 11042105201311 in words is "eleven trillion, forty-two billion, one hundred five million, two hundred one thousand, three hundred eleven".