320133212401 has 4 divisors (see below), whose sum is σ = 320724956404. Its totient is φ = 319541468400.

The previous prime is 320133212393. The next prime is 320133212419. The reversal of 320133212401 is 104212331023.

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 209763084001 + 110370128400 = 457999^2 + 332220^2 .

It is a cyclic number.

It is not a de Polignac number, because 320133212401 - 2³ = 320133212393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320133212431) 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, 295871190 + ... + 295872271.

It is an arithmetic number, because the mean of its divisors is an integer number (80181239101).

Almost surely, 2^320133212401 is an apocalyptic number.

It is an amenable number.

320133212401 is a deficient number, since it is larger than the sum of its proper divisors (591744003).

320133212401 is an equidigital number, since it uses as much as digits as its factorization.

320133212401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591744002.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 320133212401 its reverse (104212331023), we get a palindrome (424345543424).

The spelling of 320133212401 in words is "three hundred twenty billion, one hundred thirty-three million, two hundred twelve thousand, four hundred one".