1103313232331 has 2 divisors, whose sum is σ = 1103313232332. Its totient is φ = 1103313232330.

The previous prime is 1103313232327. The next prime is 1103313232349. The reversal of 1103313232331 is 1332323133011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1103313232331 - 2² = 1103313232327 is a prime.

It is a super-2 number, since 2×1103313232331² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1103313232331.

It is not a weakly prime, because it can be changed into another prime (1103313232531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551656616165 + 551656616166.

It is an arithmetic number, because the mean of its divisors is an integer number (551656616166).

Almost surely, 2^{1103313232331} is an apocalyptic number.

1103313232331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103313232331 is an equidigital number, since it uses as much as digits as its factorization.

1103313232331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 1103313232331 its reverse (1332323133011), we get a palindrome (2435636365342).

The spelling of 1103313232331 in words is "one trillion, one hundred three billion, three hundred thirteen million, two hundred thirty-two thousand, three hundred thirty-one".