20130233340113 has 4 divisors (see below), whose sum is σ = 21678712827828. Its totient is φ = 18581753852400.

The previous prime is 20130233340043. The next prime is 20130233340131. The reversal of 20130233340113 is 31104333203102.

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 3723788402944 + 16406444937169 = 1929712^2 + 4050487^2 .

It is a cyclic number.

It is not a de Polignac number, because 20130233340113 - 2²⁰ = 20130232291537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20130233340193) 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, 774239743838 + ... + 774239743863.

It is an arithmetic number, because the mean of its divisors is an integer number (5419678206957).

Almost surely, 2^{20130233340113} is an apocalyptic number.

It is an amenable number.

20130233340113 is a deficient number, since it is larger than the sum of its proper divisors (1548479487715).

20130233340113 is a wasteful number, since it uses less digits than its factorization.

20130233340113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548479487714.

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

Adding to 20130233340113 its reverse (31104333203102), we get a palindrome (51234566543215).

The spelling of 20130233340113 in words is "twenty trillion, one hundred thirty billion, two hundred thirty-three million, three hundred forty thousand, one hundred thirteen".