1320322113011 has 4 divisors (see below), whose sum is σ = 1440351396024. Its totient is φ = 1200292830000.

The previous prime is 1320322113001. The next prime is 1320322113023. The reversal of 1320322113011 is 1103112230231.

It is a happy number.

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

It is not a de Polignac number, because 1320322113011 - 2³⁴ = 1303142243827 is a prime.

It is a super-2 number, since 2×1320322113011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320322113001) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 60014641490 + ... + 60014641511.

It is an arithmetic number, because the mean of its divisors is an integer number (360087849006).

Almost surely, 2^{1320322113011} is an apocalyptic number.

1320322113011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1320322113011 is a deficient number, since it is larger than the sum of its proper divisors (120029283013).

1320322113011 is a wasteful number, since it uses less digits than its factorization.

1320322113011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120029283012.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1320322113011 its reverse (1103112230231), we get a palindrome (2423434343242).

The spelling of 1320322113011 in words is "one trillion, three hundred twenty billion, three hundred twenty-two million, one hundred thirteen thousand, eleven".