1323333313331 has 4 divisors (see below), whose sum is σ = 1324592432664. Its totient is φ = 1322074194000.

The previous prime is 1323333313279. The next prime is 1323333313339. The reversal of 1323333313331 is 1333133333231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1323333313331 is a prime.

It is a super-2 number, since 2×1323333313331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1323333313339) 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, 629558090 + ... + 629560191.

It is an arithmetic number, because the mean of its divisors is an integer number (331148108166).

Almost surely, 2^{1323333313331} is an apocalyptic number.

1323333313331 is a deficient number, since it is larger than the sum of its proper divisors (1259119333).

1323333313331 is a wasteful number, since it uses less digits than its factorization.

1323333313331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259119332.

The product of its digits is 39366, while the sum is 32.

Adding to 1323333313331 its reverse (1333133333231), we get a palindrome (2656466646562).

The spelling of 1323333313331 in words is "one trillion, three hundred twenty-three billion, three hundred thirty-three million, three hundred thirteen thousand, three hundred thirty-one".