1011130112320 has 28 divisors (see below), whose sum is σ = 2407753580724. Its totient is φ = 404452044800.

The previous prime is 1011130112303. The next prime is 1011130112347. The reversal of 1011130112320 is 232110311101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 641767618816 + 369362493504 = 801104^2 + 607752^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 1011130112294 and 1011130112303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1579890481 + ... + 1579891120.

Almost surely, 2^{1011130112320} is an apocalyptic number.

1011130112320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011130112320 is an abundant number, since it is smaller than the sum of its proper divisors (1396623468404).

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

1011130112320 is an equidigital number, since it uses as much as digits as its factorization.

1011130112320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3159781618 (or 3159781608 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1011130112320 its reverse (232110311101), we get a palindrome (1243240423421).

The spelling of 1011130112320 in words is "one trillion, eleven billion, one hundred thirty million, one hundred twelve thousand, three hundred twenty".