1120331320013 has 6 divisors (see below), whose sum is σ = 1133991920814. Its totient is φ = 1106833345496.

The previous prime is 1120331319997. The next prime is 1120331320051. The reversal of 1120331320013 is 3100231330211.

It can be written as a sum of positive squares in only one way, i.e., 671241019849 + 449090300164 = 819293^2 + 670142^2 .

It is not a de Polignac number, because 1120331320013 - 2⁴ = 1120331319997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120331320063) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 81306170 + ... + 81319947.

It is an arithmetic number, because the mean of its divisors is an integer number (188998653469).

Almost surely, 2^{1120331320013} is an apocalyptic number.

It is an amenable number.

1120331320013 is a deficient number, since it is larger than the sum of its proper divisors (13660600801).

1120331320013 is an frugal number, since it uses more digits than its factorization.

1120331320013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162626283 (or 162626200 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1120331320013 its reverse (3100231330211), we get a palindrome (4220562650224).

The spelling of 1120331320013 in words is "one trillion, one hundred twenty billion, three hundred thirty-one million, three hundred twenty thousand, thirteen".