1103231118313 has 2 divisors, whose sum is σ = 1103231118314. Its totient is φ = 1103231118312.

The previous prime is 1103231118307. The next prime is 1103231118347. The reversal of 1103231118313 is 3138111323011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1059310275984 + 43920842329 = 1029228^2 + 209573^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103231118313 - 2²¹ = 1103229021161 is a prime.

It is not a weakly prime, because it can be changed into another prime (1103231118413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551615559156 + 551615559157.

It is an arithmetic number, because the mean of its divisors is an integer number (551615559157).

Almost surely, 2^{1103231118313} is an apocalyptic number.

It is an amenable number.

1103231118313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103231118313 is an equidigital number, since it uses as much as digits as its factorization.

1103231118313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 1103231118313 in words is "one trillion, one hundred three billion, two hundred thirty-one million, one hundred eighteen thousand, three hundred thirteen".