11100231130 has 24 divisors (see below), whose sum is σ = 20455917012. Its totient is φ = 4336827264.

The previous prime is 11100231127. The next prime is 11100231133. The reversal of 11100231130 is 3113200111.

It is an interprime number because it is at equal distance from previous prime (11100231127) and next prime (11100231133).

It can be written as a sum of positive squares in 2 ways, for example, as 10837434609 + 262796521 = 104103^2 + 16211^2 .

It is a super-2 number, since 2×11100231130² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11100231130.

It is not an unprimeable number, because it can be changed into a prime (11100231133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 281679 + ... + 318658.

Almost surely, 2^11100231130 is an apocalyptic number.

11100231130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11100231130 is a deficient number, since it is larger than the sum of its proper divisors (9355685882).

11100231130 is an equidigital number, since it uses as much as digits as its factorization.

11100231130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600430 (or 600387 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11100231130 its reverse (3113200111), we get a palindrome (14213431241).

The spelling of 11100231130 in words is "eleven billion, one hundred million, two hundred thirty-one thousand, one hundred thirty".