1323032310331 has 4 divisors (see below), whose sum is σ = 1323042331464. Its totient is φ = 1323022289200.

The previous prime is 1323032310307. The next prime is 1323032310377. The reversal of 1323032310331 is 1330132303231.

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

It is a cyclic number.

It is not a de Polignac number, because 1323032310331 - 2⁷ = 1323032310203 is a prime.

It is a super-2 number, since 2×1323032310331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1323032310296 and 1323032310305.

It is not an unprimeable number, because it can be changed into a prime (1323032310031) 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, 4809850 + ... + 5077471.

It is an arithmetic number, because the mean of its divisors is an integer number (330760582866).

Almost surely, 2^{1323032310331} is an apocalyptic number.

1323032310331 is a deficient number, since it is larger than the sum of its proper divisors (10021133).

1323032310331 is an equidigital number, since it uses as much as digits as its factorization.

1323032310331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10021132.

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

Adding to 1323032310331 its reverse (1330132303231), we get a palindrome (2653164613562).

The spelling of 1323032310331 in words is "one trillion, three hundred twenty-three billion, thirty-two million, three hundred ten thousand, three hundred thirty-one".