320134116502 has 4 divisors (see below), whose sum is σ = 480201174756. Its totient is φ = 160067058250.

The previous prime is 320134116499. The next prime is 320134116587. The reversal of 320134116502 is 205611431023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 205611431023 = 81299 ⋅2529077.

It is a super-2 number, since 2×320134116502² (a number of 24 digits) contains 22 as substring.

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, 80033529124 + ... + 80033529127.

It is an arithmetic number, because the mean of its divisors is an integer number (120050293689).

Almost surely, 2^320134116502 is an apocalyptic number.

320134116502 is a deficient number, since it is larger than the sum of its proper divisors (160067058254).

320134116502 is a wasteful number, since it uses less digits than its factorization.

320134116502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160067058253.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 320134116502 its reverse (205611431023), we get a palindrome (525745547525).

The spelling of 320134116502 in words is "three hundred twenty billion, one hundred thirty-four million, one hundred sixteen thousand, five hundred two".