1320334442311 has 4 divisors (see below), whose sum is σ = 1320391968624. Its totient is φ = 1320276916000.

The previous prime is 1320334442299. The next prime is 1320334442347. The reversal of 1320334442311 is 1132444330231.

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

It is a cyclic number.

It is not a de Polignac number, because 1320334442311 - 2⁷ = 1320334442183 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 (1320334442381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28728715 + ... + 28774636.

It is an arithmetic number, because the mean of its divisors is an integer number (330097992156).

Almost surely, 2^{1320334442311} is an apocalyptic number.

1320334442311 is a deficient number, since it is larger than the sum of its proper divisors (57526313).

1320334442311 is an equidigital number, since it uses as much as digits as its factorization.

1320334442311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57526312.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 1320334442311 its reverse (1132444330231), we get a palindrome (2452778772542).

The spelling of 1320334442311 in words is "one trillion, three hundred twenty billion, three hundred thirty-four million, four hundred forty-two thousand, three hundred eleven".