11131032130020 has 96 divisors (see below), whose sum is σ = 37778048461440. Its totient is φ = 2698432030080.

The previous prime is 11131032129967. The next prime is 11131032130027. The reversal of 11131032130020 is 2003123013111.

11131032130020 is a `hidden beast` number, since 1 + 1 + 1 + 310 + 32 + 1 + 300 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11131032129975 and 11131032130002.

It is not an unprimeable number, because it can be changed into a prime (11131032130027) 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 31 ways as a sum of consecutive naturals, for example, 936949627 + ... + 936961506.

It is an arithmetic number, because the mean of its divisors is an integer number (393521338140).

Almost surely, 2^{11131032130020} is an apocalyptic number.

11131032130020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11131032130020 is an abundant number, since it is smaller than the sum of its proper divisors (26647016331420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11131032130020 is a wasteful number, since it uses less digits than its factorization.

11131032130020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1873911162 (or 1873911154 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11131032130020 its reverse (2003123013111), we get a palindrome (13134155143131).

The spelling of 11131032130020 in words is "eleven trillion, one hundred thirty-one billion, thirty-two million, one hundred thirty thousand, twenty".