11331201110111 has 8 divisors (see below), whose sum is σ = 11375739273600. Its totient is φ = 11286748352152.

The previous prime is 11331201110071. The next prime is 11331201110153. The reversal of 11331201110111 is 11101110213311.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11331201110111 is a prime.

It is a super-2 number, since 2×11331201110111² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11331201110111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331201110171) 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, 21085505 + ... + 21616218.

It is an arithmetic number, because the mean of its divisors is an integer number (1421967409200).

Almost surely, 2^{11331201110111} is an apocalyptic number.

11331201110111 is a deficient number, since it is larger than the sum of its proper divisors (44538163489).

11331201110111 is an equidigital number, since it uses as much as digits as its factorization.

11331201110111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42702765.

The product of its (nonzero) digits is 18, while the sum is 17.

Adding to 11331201110111 its reverse (11101110213311), we get a palindrome (22432311323422).

The spelling of 11331201110111 in words is "eleven trillion, three hundred thirty-one billion, two hundred one million, one hundred ten thousand, one hundred eleven".