201315203541 has 48 divisors (see below), whose sum is σ = 299725430784. Its totient is φ = 130141251072.

The previous prime is 201315203527. The next prime is 201315203633. The reversal of 201315203541 is 145302513102.

201315203541 is a `hidden beast` number, since 2 + 0 + 131 + 520 + 3 + 5 + 4 + 1 = 666.

It is not a de Polignac number, because 201315203541 - 2⁶ = 201315203477 is a prime.

It is a super-2 number, since 2×201315203541² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201315203521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47111181 + ... + 47115453.

It is an arithmetic number, because the mean of its divisors is an integer number (6244279808).

Almost surely, 2^201315203541 is an apocalyptic number.

It is an amenable number.

201315203541 is a deficient number, since it is larger than the sum of its proper divisors (98410227243).

201315203541 is a wasteful number, since it uses less digits than its factorization.

201315203541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5330 (or 5327 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 201315203541 its reverse (145302513102), we get a palindrome (346617716643).

The spelling of 201315203541 in words is "two hundred one billion, three hundred fifteen million, two hundred three thousand, five hundred forty-one".