201130210321 has 8 divisors (see below), whose sum is σ = 203166253224. Its totient is φ = 199095043200.

The previous prime is 201130210277. The next prime is 201130210361. The reversal of 201130210321 is 123012031102.

It can be written as a sum of positive squares in 4 ways, for example, as 49268017296 + 151862193025 = 221964^2 + 389695^2 .

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 201130210321 - 2¹³ = 201130202129 is a prime.

It is a super-3 number, since 3×201130210321³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201130210295 and 201130210304.

It is not an unprimeable number, because it can be changed into a prime (201130210361) 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, 247701 + ... + 680893.

It is an arithmetic number, because the mean of its divisors is an integer number (25395781653).

Almost surely, 2^201130210321 is an apocalyptic number.

It is an amenable number.

201130210321 is a deficient number, since it is larger than the sum of its proper divisors (2036042903).

201130210321 is a wasteful number, since it uses less digits than its factorization.

201130210321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437891.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 201130210321 its reverse (123012031102), we get a palindrome (324142241423).

The spelling of 201130210321 in words is "two hundred one billion, one hundred thirty million, two hundred ten thousand, three hundred twenty-one".