201303223321 has 8 divisors (see below), whose sum is σ = 203305666824. Its totient is φ = 199300963200.

The previous prime is 201303223313. The next prime is 201303223469. The reversal of 201303223321 is 123322303102.

It can be written as a sum of positive squares in 4 ways, for example, as 25142542096 + 176160681225 = 158564^2 + 419715^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 201303223321 - 2³ = 201303223313 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201303223292 and 201303223301.

It is not an unprimeable number, because it can be changed into a prime (201303224321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3566895 + ... + 3622891.

It is an arithmetic number, because the mean of its divisors is an integer number (25413208353).

Almost surely, 2^201303223321 is an apocalyptic number.

It is an amenable number.

201303223321 is a deficient number, since it is larger than the sum of its proper divisors (2002443503).

201303223321 is a wasteful number, since it uses less digits than its factorization.

201303223321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91691.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 201303223321 its reverse (123322303102), we get a palindrome (324625526423).

The spelling of 201303223321 in words is "two hundred one billion, three hundred three million, two hundred twenty-three thousand, three hundred twenty-one".