1320131332303 has 16 divisors (see below), whose sum is σ = 1588596797440. Its totient is φ = 1071669852000.

The previous prime is 1320131332283. The next prime is 1320131332319. The reversal of 1320131332303 is 3032331310231.

It is a cyclic number.

It is not a de Polignac number, because 1320131332303 - 2²¹ = 1320129235151 is a prime.

It is a super-2 number, since 2×1320131332303² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320131332703) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1012548 + ... + 1914553.

It is an arithmetic number, because the mean of its divisors is an integer number (99287299840).

Almost surely, 2^{1320131332303} is an apocalyptic number.

1320131332303 is a deficient number, since it is larger than the sum of its proper divisors (268465465137).

1320131332303 is a wasteful number, since it uses less digits than its factorization.

1320131332303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2930518.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 1320131332303 its reverse (3032331310231), we get a palindrome (4352462642534).

The spelling of 1320131332303 in words is "one trillion, three hundred twenty billion, one hundred thirty-one million, three hundred thirty-two thousand, three hundred three".