2003310120023 has 4 divisors (see below), whose sum is σ = 2090410560048. Its totient is φ = 1916209680000.

The previous prime is 2003310120013. The next prime is 2003310120037. The reversal of 2003310120023 is 3200210133002.

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 2003310120023 - 2²⁰ = 2003309071447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2003310119983 and 2003310120010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003310120013) 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, 43550219978 + ... + 43550220023.

It is an arithmetic number, because the mean of its divisors is an integer number (522602640012).

Almost surely, 2^{2003310120023} is an apocalyptic number.

2003310120023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2003310120023 is a deficient number, since it is larger than the sum of its proper divisors (87100440025).

2003310120023 is an equidigital number, since it uses as much as digits as its factorization.

2003310120023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87100440024.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 2003310120023 its reverse (3200210133002), we get a palindrome (5203520253025).

The spelling of 2003310120023 in words is "two trillion, three billion, three hundred ten million, one hundred twenty thousand, twenty-three".