201313101111 has 16 divisors (see below), whose sum is σ = 270392659680. Its totient is φ = 133224698880.

The previous prime is 201313101071. The next prime is 201313101113. The reversal of 201313101111 is 111101313102.

It is not a de Polignac number, because 201313101111 - 2¹⁷ = 201312970039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201313101113) 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, 218496 + ... + 671093.

It is an arithmetic number, because the mean of its divisors is an integer number (16899541230).

Almost surely, 2^201313101111 is an apocalyptic number.

201313101111 is a deficient number, since it is larger than the sum of its proper divisors (69079558569).

201313101111 is a wasteful number, since it uses less digits than its factorization.

201313101111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890146.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 201313101111 its reverse (111101313102), we get a palindrome (312414414213).

The spelling of 201313101111 in words is "two hundred one billion, three hundred thirteen million, one hundred one thousand, one hundred eleven".