1320464200001 has 4 divisors (see below), whose sum is σ = 1320476765892. Its totient is φ = 1320451634112.

The previous prime is 1320464199997. The next prime is 1320464200043. The reversal of 1320464200001 is 1000024640231.

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 598958357776 + 721505842225 = 773924^2 + 849415^2 .

It is a cyclic number.

It is not a de Polignac number, because 1320464200001 - 2² = 1320464199997 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1320464200001.

It is not an unprimeable number, because it can be changed into a prime (1320464200061) 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, 6123980 + ... + 6335933.

It is an arithmetic number, because the mean of its divisors is an integer number (330119191473).

Almost surely, 2^{1320464200001} is an apocalyptic number.

It is an amenable number.

1320464200001 is a deficient number, since it is larger than the sum of its proper divisors (12565891).

1320464200001 is a wasteful number, since it uses less digits than its factorization.

1320464200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12565890.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1320464200001 its reverse (1000024640231), we get a palindrome (2320488840232).

The spelling of 1320464200001 in words is "one trillion, three hundred twenty billion, four hundred sixty-four million, two hundred thousand, one".