201312020201 has 4 divisors (see below), whose sum is σ = 204724088400. Its totient is φ = 197899952004.

The previous prime is 201312020183. The next prime is 201312020243. The reversal of 201312020201 is 102020213102.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 201312020201 - 2³⁰ = 200238278377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201312050201) 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, 1706034011 + ... + 1706034128.

It is an arithmetic number, because the mean of its divisors is an integer number (51181022100).

Almost surely, 2^201312020201 is an apocalyptic number.

It is an amenable number.

201312020201 is a deficient number, since it is larger than the sum of its proper divisors (3412068199).

201312020201 is an equidigital number, since it uses as much as digits as its factorization.

201312020201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3412068198.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 201312020201 its reverse (102020213102), we get a palindrome (303332233303).

The spelling of 201312020201 in words is "two hundred one billion, three hundred twelve million, twenty thousand, two hundred one".