201315440204011 has 24 divisors (see below), whose sum is σ = 244406882666240. Its totient is φ = 162404287189632.

The previous prime is 201315440203973. The next prime is 201315440204033. The reversal of 201315440204011 is 110402044513102.

It is a happy number.

It is not a de Polignac number, because 201315440204011 - 2²⁷ = 201315305986283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201315440204041) 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, 266575996 + ... + 267330118.

Almost surely, 2^{201315440204011} is an apocalyptic number.

201315440204011 is a deficient number, since it is larger than the sum of its proper divisors (43091442462229).

201315440204011 is a wasteful number, since it uses less digits than its factorization.

201315440204011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886123 (or 886106 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 201315440204011 its reverse (110402044513102), we get a palindrome (311717484717113).

The spelling of 201315440204011 in words is "two hundred one trillion, three hundred fifteen billion, four hundred forty million, two hundred four thousand, eleven".