1320143433133 has 24 divisors (see below), whose sum is σ = 1604303635968. Its totient is φ = 1081098650016.

The previous prime is 1320143433127. The next prime is 1320143433157. The reversal of 1320143433133 is 3313343410231.

It is not a de Polignac number, because 1320143433133 - 2²⁵ = 1320109878701 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1320143433095 and 1320143433104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320143433233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 293935 + ... + 1651267.

It is an arithmetic number, because the mean of its divisors is an integer number (66845984832).

Almost surely, 2^{1320143433133} is an apocalyptic number.

It is an amenable number.

1320143433133 is a deficient number, since it is larger than the sum of its proper divisors (284160202835).

1320143433133 is a wasteful number, since it uses less digits than its factorization.

1320143433133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358233 (or 1358226 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 1320143433133 its reverse (3313343410231), we get a palindrome (4633486843364).

The spelling of 1320143433133 in words is "one trillion, three hundred twenty billion, one hundred forty-three million, four hundred thirty-three thousand, one hundred thirty-three".