201120313321 has 4 divisors (see below), whose sum is σ = 201260663892. Its totient is φ = 200979962752.

The previous prime is 201120313319. The next prime is 201120313343. The reversal of 201120313321 is 123313021102.

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 166594585600 + 34525727721 = 408160^2 + 185811^2 .

It is a cyclic number.

It is not a de Polignac number, because 201120313321 - 2¹ = 201120313319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201120313021) 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, 70173136 + ... + 70176001.

It is an arithmetic number, because the mean of its divisors is an integer number (50315165973).

Almost surely, 2^201120313321 is an apocalyptic number.

It is an amenable number.

201120313321 is a deficient number, since it is larger than the sum of its proper divisors (140350571).

201120313321 is a wasteful number, since it uses less digits than its factorization.

201120313321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140350570.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 201120313321 its reverse (123313021102), we get a palindrome (324433334423).

The spelling of 201120313321 in words is "two hundred one billion, one hundred twenty million, three hundred thirteen thousand, three hundred twenty-one".