1103303320033 has 4 divisors (see below), whose sum is σ = 1103310228628. Its totient is φ = 1103296411440.

The previous prime is 1103303320019. The next prime is 1103303320061. The reversal of 1103303320033 is 3300233033011.

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 63980161249 + 1039323158784 = 252943^2 + 1019472^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103303320033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1103303319986 and 1103303320013.

It is not an unprimeable number, because it can be changed into a prime (1103303320433) 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, 3208938 + ... + 3536083.

It is an arithmetic number, because the mean of its divisors is an integer number (275827557157).

Almost surely, 2^{1103303320033} is an apocalyptic number.

It is an amenable number.

1103303320033 is a deficient number, since it is larger than the sum of its proper divisors (6908595).

1103303320033 is an equidigital number, since it uses as much as digits as its factorization.

1103303320033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6908594.

The product of its (nonzero) digits is 1458, while the sum is 22.

Adding to 1103303320033 its reverse (3300233033011), we get a palindrome (4403536353044).

The spelling of 1103303320033 in words is "one trillion, one hundred three billion, three hundred three million, three hundred twenty thousand, thirty-three".