201540300201 has 16 divisors (see below), whose sum is σ = 298705317120. Its totient is φ = 134303007600.

The previous prime is 201540300197. The next prime is 201540300229. The reversal of 201540300201 is 102003045102.

It is not a de Polignac number, because 201540300201 - 2² = 201540300197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201540300251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1524030 + ... + 1650983.

It is an arithmetic number, because the mean of its divisors is an integer number (18669082320).

Almost surely, 2^201540300201 is an apocalyptic number.

It is an amenable number.

201540300201 is a deficient number, since it is larger than the sum of its proper divisors (97165016919).

201540300201 is a wasteful number, since it uses less digits than its factorization.

201540300201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3177373 (or 3177367 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 201540300201 its reverse (102003045102), we get a palindrome (303543345303).

The spelling of 201540300201 in words is "two hundred one billion, five hundred forty million, three hundred thousand, two hundred one".