11100331131011 has 4 divisors (see below), whose sum is σ = 11100338591472. Its totient is φ = 11100323670552.

The previous prime is 11100331130983. The next prime is 11100331131017. The reversal of 11100331131011 is 11013113300111.

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 11100331131011 - 2²² = 11100326936707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11100331131017) 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, 651260 + ... + 4756553.

It is an arithmetic number, because the mean of its divisors is an integer number (2775084647868).

Almost surely, 2^{11100331131011} is an apocalyptic number.

11100331131011 is a deficient number, since it is larger than the sum of its proper divisors (7460461).

11100331131011 is an equidigital number, since it uses as much as digits as its factorization.

11100331131011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7460460.

The product of its (nonzero) digits is 27, while the sum is 17.

Adding to 11100331131011 its reverse (11013113300111), we get a palindrome (22113444431122).

The spelling of 11100331131011 in words is "eleven trillion, one hundred billion, three hundred thirty-one million, one hundred thirty-one thousand, eleven".