1320032521011 has 8 divisors (see below), whose sum is σ = 1760151186640. Its totient is φ = 879967768032.

The previous prime is 1320032520931. The next prime is 1320032521019. The reversal of 1320032521011 is 1101252300231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1320032521011 - 2¹⁰ = 1320032519987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320032521019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13420996 + ... + 13518993.

It is an arithmetic number, because the mean of its divisors is an integer number (220018898330).

Almost surely, 2^{1320032521011} is an apocalyptic number.

1320032521011 is a deficient number, since it is larger than the sum of its proper divisors (440118665629).

1320032521011 is a wasteful number, since it uses less digits than its factorization.

1320032521011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26956325.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 1320032521011 its reverse (1101252300231), we get a palindrome (2421284821242).

It can be divided in two parts, 13200 and 32521011, that added together give a triangular number (32534211 = T₈₀₆₆).

The spelling of 1320032521011 in words is "one trillion, three hundred twenty billion, thirty-two million, five hundred twenty-one thousand, eleven".