1103020311023 has 4 divisors (see below), whose sum is σ = 1103023337160. Its totient is φ = 1103017284888.

The previous prime is 1103020311017. The next prime is 1103020311037. The reversal of 1103020311023 is 3201130203011.

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 1103020311023 - 2⁴ = 1103020311007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1103020310992 and 1103020311010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103020311073) 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, 877265 + ... + 1725002.

It is an arithmetic number, because the mean of its divisors is an integer number (275755834290).

Almost surely, 2^{1103020311023} is an apocalyptic number.

1103020311023 is a deficient number, since it is larger than the sum of its proper divisors (3026137).

1103020311023 is an equidigital number, since it uses as much as digits as its factorization.

1103020311023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3026136.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1103020311023 its reverse (3201130203011), we get a palindrome (4304150514034).

The spelling of 1103020311023 in words is "one trillion, one hundred three billion, twenty million, three hundred eleven thousand, twenty-three".