1331203310323 has 8 divisors (see below), whose sum is σ = 1357043055408. Its totient is φ = 1305390332064.

The previous prime is 1331203310321. The next prime is 1331203310357. The reversal of 1331203310323 is 3230133021331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1331203310323 - 2¹ = 1331203310321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1331203310321) 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 7 ways as a sum of consecutive naturals, for example, 6591261 + ... + 6790222.

It is an arithmetic number, because the mean of its divisors is an integer number (169630381926).

Almost surely, 2^{1331203310323} is an apocalyptic number.

1331203310323 is a deficient number, since it is larger than the sum of its proper divisors (25839745085).

1331203310323 is a wasteful number, since it uses less digits than its factorization.

1331203310323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13383413.

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

Adding to 1331203310323 its reverse (3230133021331), we get a palindrome (4561336331654).

It can be divided in two parts, 133120 and 3310323, that added together give a palindrome (3443443).

The spelling of 1331203310323 in words is "one trillion, three hundred thirty-one billion, two hundred three million, three hundred ten thousand, three hundred twenty-three".