1330323143511 has 4 divisors (see below), whose sum is σ = 1773764191352. Its totient is φ = 886882095672.

The previous prime is 1330323143497. The next prime is 1330323143549. The reversal of 1330323143511 is 1153413230331.

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 1330323143511 - 2⁹ = 1330323142999 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 (1330323143711) 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, 221720523916 + ... + 221720523921.

It is an arithmetic number, because the mean of its divisors is an integer number (443441047838).

Almost surely, 2^{1330323143511} is an apocalyptic number.

1330323143511 is a deficient number, since it is larger than the sum of its proper divisors (443441047841).

1330323143511 is an equidigital number, since it uses as much as digits as its factorization.

1330323143511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443441047840.

The product of its (nonzero) digits is 9720, while the sum is 30.

Adding to 1330323143511 its reverse (1153413230331), we get a palindrome (2483736373842).

The spelling of 1330323143511 in words is "one trillion, three hundred thirty billion, three hundred twenty-three million, one hundred forty-three thousand, five hundred eleven".