13201420342303 has 4 divisors (see below), whose sum is σ = 13417837069288. Its totient is φ = 12985003615320.

The previous prime is 13201420342289. The next prime is 13201420342321. The reversal of 13201420342303 is 30324302410231.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13201420342303 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 (13201420342343) 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, 108208363401 + ... + 108208363522.

It is an arithmetic number, because the mean of its divisors is an integer number (3354459267322).

Almost surely, 2^{13201420342303} is an apocalyptic number.

13201420342303 is a deficient number, since it is larger than the sum of its proper divisors (216416726985).

13201420342303 is an equidigital number, since it uses as much as digits as its factorization.

13201420342303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216416726984.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 13201420342303 its reverse (30324302410231), we get a palindrome (43525722752534).

The spelling of 13201420342303 in words is "thirteen trillion, two hundred one billion, four hundred twenty million, three hundred forty-two thousand, three hundred three".