1101303313103 has 4 divisors (see below), whose sum is σ = 1258632357840. Its totient is φ = 943974268368.

The previous prime is 1101303313079. The next prime is 1101303313129. The reversal of 1101303313103 is 3013133031011.

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

It is a cyclic number.

It is not a de Polignac number, because 1101303313103 - 2¹⁴ = 1101303296719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101303313153) 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, 78664522358 + ... + 78664522371.

It is an arithmetic number, because the mean of its divisors is an integer number (314658089460).

Almost surely, 2^{1101303313103} is an apocalyptic number.

1101303313103 is a deficient number, since it is larger than the sum of its proper divisors (157329044737).

1101303313103 is an equidigital number, since it uses as much as digits as its factorization.

1101303313103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157329044736.

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

Adding to 1101303313103 its reverse (3013133031011), we get a palindrome (4114436344114).

The spelling of 1101303313103 in words is "one trillion, one hundred one billion, three hundred three million, three hundred thirteen thousand, one hundred three".