2013403323131 has 4 divisors (see below), whose sum is σ = 2013611738064. Its totient is φ = 2013194908200.

The previous prime is 2013403323121. The next prime is 2013403323209. The reversal of 2013403323131 is 1313233043102.

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 2013403323131 - 2³⁰ = 2012329581307 is a prime.

It is a super-2 number, since 2×2013403323131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2013403323131.

It is not an unprimeable number, because it can be changed into a prime (2013403323121) 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, 104192975 + ... + 104212296.

It is an arithmetic number, because the mean of its divisors is an integer number (503402934516).

Almost surely, 2^{2013403323131} is an apocalyptic number.

2013403323131 is a deficient number, since it is larger than the sum of its proper divisors (208414933).

2013403323131 is an equidigital number, since it uses as much as digits as its factorization.

2013403323131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208414932.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 2013403323131 its reverse (1313233043102), we get a palindrome (3326636366233).

The spelling of 2013403323131 in words is "two trillion, thirteen billion, four hundred three million, three hundred twenty-three thousand, one hundred thirty-one".