320420113235 has 36 divisors (see below), whose sum is σ = 422055234864. Its totient is φ = 233473985280.

The previous prime is 320420113229. The next prime is 320420113249. The reversal of 320420113235 is 532311024023.

It is a happy number.

It is not a de Polignac number, because 320420113235 - 2⁶ = 320420113171 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1273274 + ... + 1504016.

It is an arithmetic number, because the mean of its divisors is an integer number (11723756524).

Almost surely, 2^320420113235 is an apocalyptic number.

320420113235 is a deficient number, since it is larger than the sum of its proper divisors (101635121629).

320420113235 is a wasteful number, since it uses less digits than its factorization.

320420113235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230844 (or 230796 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 320420113235 its reverse (532311024023), we get a palindrome (852731137258).

The spelling of 320420113235 in words is "three hundred twenty billion, four hundred twenty million, one hundred thirteen thousand, two hundred thirty-five".