2103331002013 has 4 divisors (see below), whose sum is σ = 2103335568828. Its totient is φ = 2103326435200.

The previous prime is 2103331002001. The next prime is 2103331002029. The reversal of 2103331002013 is 3102001333012.

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 994212398404 + 1109118603609 = 997102^2 + 1053147^2 .

It is a cyclic number.

It is not a de Polignac number, because 2103331002013 - 2³⁷ = 1965892048541 is a prime.

It is a super-2 number, since 2×2103331002013² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103331092013) 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, 1503838 + ... + 2543263.

It is an arithmetic number, because the mean of its divisors is an integer number (525833892207).

Almost surely, 2^{2103331002013} is an apocalyptic number.

It is an amenable number.

2103331002013 is a deficient number, since it is larger than the sum of its proper divisors (4566815).

2103331002013 is an equidigital number, since it uses as much as digits as its factorization.

2103331002013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4566814.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 2103331002013 its reverse (3102001333012), we get a palindrome (5205332335025).

The spelling of 2103331002013 in words is "two trillion, one hundred three billion, three hundred thirty-one million, two thousand, thirteen".