1103231110313 has 2 divisors, whose sum is σ = 1103231110314. Its totient is φ = 1103231110312.

The previous prime is 1103231110283. The next prime is 1103231110321. The reversal of 1103231110313 is 3130111323011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1091216319769 + 12014790544 = 1044613^2 + 109612^2 .

It is an emirp because it is prime and its reverse (3130111323011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1103231110313 - 2⁶ = 1103231110249 is a prime.

It is a super-3 number, since 3×1103231110313³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1103231118313) 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, 551615555156 + 551615555157.

It is an arithmetic number, because the mean of its divisors is an integer number (551615555157).

Almost surely, 2^{1103231110313} is an apocalyptic number.

It is an amenable number.

1103231110313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103231110313 is an equidigital number, since it uses as much as digits as its factorization.

1103231110313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 1103231110313 its reverse (3130111323011), we get a palindrome (4233342433324).

The spelling of 1103231110313 in words is "one trillion, one hundred three billion, two hundred thirty-one million, one hundred ten thousand, three hundred thirteen".