11111130020331 has 24 divisors (see below), whose sum is σ = 17599164678576. Its totient is φ = 6699126896640.

The previous prime is 11111130020329. The next prime is 11111130020339. The reversal of 11111130020331 is 13302003111111.

11111130020331 is a `hidden beast` number, since 1 + 1 + 1 + 1 + 11 + 300 + 20 + 331 = 666.

It is not a de Polignac number, because 11111130020331 - 2¹ = 11111130020329 is a prime.

It is a super-2 number, since 2×11111130020331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11111130020339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 290741610 + ... + 290779823.

It is an arithmetic number, because the mean of its divisors is an integer number (733298528274).

Almost surely, 2^{11111130020331} is an apocalyptic number.

11111130020331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11111130020331 is a deficient number, since it is larger than the sum of its proper divisors (6488034658245).

11111130020331 is a wasteful number, since it uses less digits than its factorization.

11111130020331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581521643 (or 581521640 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

Adding to 11111130020331 its reverse (13302003111111), we get a palindrome (24413133131442).

The spelling of 11111130020331 in words is "eleven trillion, one hundred eleven billion, one hundred thirty million, twenty thousand, three hundred thirty-one".