1130231112320 has 32 divisors (see below), whose sum is σ = 2701958754420. Its totient is φ = 452092444672.

The previous prime is 1130231112301. The next prime is 1130231112349. The reversal of 1130231112320 is 232111320311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 916247155264 + 213983957056 = 957208^2 + 462584^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×1130231112320² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1130231112292 and 1130231112301.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 882992417 + ... + 882993696.

Almost surely, 2^{1130231112320} is an apocalyptic number.

1130231112320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1130231112320 is an abundant number, since it is smaller than the sum of its proper divisors (1571727642100).

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

1130231112320 is an equidigital number, since it uses as much as digits as its factorization.

1130231112320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765986132 (or 1765986120 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1130231112320 its reverse (232111320311), we get a palindrome (1362342432631).

The spelling of 1130231112320 in words is "one trillion, one hundred thirty billion, two hundred thirty-one million, one hundred twelve thousand, three hundred twenty".