11101031030111 has 4 divisors (see below), whose sum is σ = 12110215669224. Its totient is φ = 10091846391000.

The previous prime is 11101031030051. The next prime is 11101031030129. The reversal of 11101031030111 is 11103013010111.

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

It is a de Polignac number, because none of the positive numbers 2^k-11101031030111 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 (11101031030711) 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, 504592319540 + ... + 504592319561.

It is an arithmetic number, because the mean of its divisors is an integer number (3027553917306).

Almost surely, 2^{11101031030111} is an apocalyptic number.

11101031030111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11101031030111 is a deficient number, since it is larger than the sum of its proper divisors (1009184639113).

11101031030111 is a wasteful number, since it uses less digits than its factorization.

11101031030111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009184639112.

The product of its (nonzero) digits is 9, while the sum is 14.

Adding to 11101031030111 its reverse (11103013010111), we get a palindrome (22204044040222).

The spelling of 11101031030111 in words is "eleven trillion, one hundred one billion, thirty-one million, thirty thousand, one hundred eleven".