2013202321103 has 4 divisors (see below), whose sum is σ = 2013208155288. Its totient is φ = 2013196486920.

The previous prime is 2013202321093. The next prime is 2013202321121. The reversal of 2013202321103 is 3011232023102.

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 2013202321103 - 2⁴ = 2013202321087 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 (2013202321003) 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, 2364608 + ... + 3101253.

It is an arithmetic number, because the mean of its divisors is an integer number (503302038822).

Almost surely, 2^{2013202321103} is an apocalyptic number.

2013202321103 is a deficient number, since it is larger than the sum of its proper divisors (5834185).

2013202321103 is an equidigital number, since it uses as much as digits as its factorization.

2013202321103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5834184.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 2013202321103 its reverse (3011232023102), we get a palindrome (5024434344205).

The spelling of 2013202321103 in words is "two trillion, thirteen billion, two hundred two million, three hundred twenty-one thousand, one hundred three".