201323312201 has 24 divisors (see below), whose sum is σ = 229784506560. Its totient is φ = 174915092000.

The previous prime is 201323312173. The next prime is 201323312231. The reversal of 201323312201 is 102213323102.

It is not a de Polignac number, because 201323312201 - 2²² = 201319117897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201323312231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7137476 + ... + 7165626.

It is an arithmetic number, because the mean of its divisors is an integer number (9574354440).

Almost surely, 2^201323312201 is an apocalyptic number.

It is an amenable number.

201323312201 is a deficient number, since it is larger than the sum of its proper divisors (28461194359).

201323312201 is a wasteful number, since it uses less digits than its factorization.

201323312201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29437 (or 29414 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 201323312201 its reverse (102213323102), we get a palindrome (303536635303).

It can be divided in two parts, 20132 and 3312201, that added together give a palindrome (3332333).

The spelling of 201323312201 in words is "two hundred one billion, three hundred twenty-three million, three hundred twelve thousand, two hundred one".