1131304444120 has 32 divisors (see below), whose sum is σ = 2607518783520. Its totient is φ = 441484660480.

The previous prime is 1131304444093. The next prime is 1131304444133. The reversal of 1131304444120 is 214444031311.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 344908252 + ... + 344911531.

It is an arithmetic number, because the mean of its divisors is an integer number (81484961985).

Almost surely, 2^{1131304444120} is an apocalyptic number.

1131304444120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131304444120 is an abundant number, since it is smaller than the sum of its proper divisors (1476214339400).

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

1131304444120 is a wasteful number, since it uses less digits than its factorization.

1131304444120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689819835 (or 689819831 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 1131304444120 its reverse (214444031311), we get a palindrome (1345748475431).

The spelling of 1131304444120 in words is "one trillion, one hundred thirty-one billion, three hundred four million, four hundred forty-four thousand, one hundred twenty".