1103301311033 has 4 divisors (see below), whose sum is σ = 1103323403748. Its totient is φ = 1103279218320.

The previous prime is 1103301311029. The next prime is 1103301311041. The reversal of 1103301311033 is 3301131033011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1092133682704 + 11167628329 = 1045052^2 + 105677^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103301311033 - 2² = 1103301311029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1103301310996 and 1103301311014.

It is not an unprimeable number, because it can be changed into a prime (1103301313033) 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 in 3 ways as a sum of consecutive naturals, for example, 10971278 + ... + 11071383.

It is an arithmetic number, because the mean of its divisors is an integer number (275830850937).

Almost surely, 2^{1103301311033} is an apocalyptic number.

It is an amenable number.

1103301311033 is a deficient number, since it is larger than the sum of its proper divisors (22092715).

1103301311033 is an equidigital number, since it uses as much as digits as its factorization.

1103301311033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22092714.

The product of its (nonzero) digits is 243, while the sum is 20.

Adding to 1103301311033 its reverse (3301131033011), we get a palindrome (4404432344044).

The spelling of 1103301311033 in words is "one trillion, one hundred three billion, three hundred one million, three hundred eleven thousand, thirty-three".