11131231130 has 32 divisors (see below), whose sum is σ = 21251799360. Its totient is φ = 4185941760.

The previous prime is 11131231123. The next prime is 11131231141. The reversal of 11131231130 is 3113213111.

It is a junction number, because it is equal to n+sod(n) for n = 11131231099 and 11131231108.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 198719 + ... + 248498.

It is an arithmetic number, because the mean of its divisors is an integer number (664118730).

Almost surely, 2^11131231130 is an apocalyptic number.

11131231130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11131231130 is a deficient number, since it is larger than the sum of its proper divisors (10120568230).

11131231130 is a wasteful number, since it uses less digits than its factorization.

11131231130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447374.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 11131231130 its reverse (3113213111), we get a palindrome (14244444241).

The spelling of 11131231130 in words is "eleven billion, one hundred thirty-one million, two hundred thirty-one thousand, one hundred thirty".