20131304410342 has 4 divisors (see below), whose sum is σ = 30196956615516. Its totient is φ = 10065652205170.

The previous prime is 20131304410303. The next prime is 20131304410403. The reversal of 20131304410342 is 24301440313102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20131304410342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5032826102584 + ... + 5032826102587.

It is an arithmetic number, because the mean of its divisors is an integer number (7549239153879).

Almost surely, 2^{20131304410342} is an apocalyptic number.

20131304410342 is a deficient number, since it is larger than the sum of its proper divisors (10065652205174).

20131304410342 is a wasteful number, since it uses less digits than its factorization.

20131304410342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10065652205173.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 20131304410342 its reverse (24301440313102), we get a palindrome (44432744723444).

The spelling of 20131304410342 in words is "twenty trillion, one hundred thirty-one billion, three hundred four million, four hundred ten thousand, three hundred forty-two".