201322320434 has 8 divisors (see below), whose sum is σ = 302144888448. Its totient is φ = 100607357620.

The previous prime is 201322320413. The next prime is 201322320439. The reversal of 201322320434 is 434023223102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (201322320439) 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, 26896622 + ... + 26904105.

It is an arithmetic number, because the mean of its divisors is an integer number (37768111056).

Almost surely, 2^201322320434 is an apocalyptic number.

201322320434 is a deficient number, since it is larger than the sum of its proper divisors (100822568014).

201322320434 is a wasteful number, since it uses less digits than its factorization.

201322320434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53802600.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 201322320434 its reverse (434023223102), we get a palindrome (635345543536).

The spelling of 201322320434 in words is "two hundred one billion, three hundred twenty-two million, three hundred twenty thousand, four hundred thirty-four".