1320032232401 has 4 divisors (see below), whose sum is σ = 1320043434804. Its totient is φ = 1320021030000.

The previous prime is 1320032232361. The next prime is 1320032232403. The reversal of 1320032232401 is 1042322300231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1172748214225 + 147284018176 = 1082935^2 + 383776^2 .

It is a cyclic number.

It is not a de Polignac number, because 1320032232401 - 2¹⁰ = 1320032231377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320032232403) 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 3 ways as a sum of consecutive naturals, for example, 5422550 + ... + 5660751.

It is an arithmetic number, because the mean of its divisors is an integer number (330010858701).

Almost surely, 2^{1320032232401} is an apocalyptic number.

It is an amenable number.

1320032232401 is a deficient number, since it is larger than the sum of its proper divisors (11202403).

1320032232401 is a wasteful number, since it uses less digits than its factorization.

1320032232401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11202402.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1320032232401 its reverse (1042322300231), we get a palindrome (2362354532632).

The spelling of 1320032232401 in words is "one trillion, three hundred twenty billion, thirty-two million, two hundred thirty-two thousand, four hundred one".