201130112311 has 4 divisors (see below), whose sum is σ = 203082831952. Its totient is φ = 199177392672.

The previous prime is 201130112273. The next prime is 201130112327. The reversal of 201130112311 is 113211031102.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201130112311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201130112341) 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, 976359666 + ... + 976359871.

It is an arithmetic number, because the mean of its divisors is an integer number (50770707988).

Almost surely, 2^201130112311 is an apocalyptic number.

201130112311 is a deficient number, since it is larger than the sum of its proper divisors (1952719641).

201130112311 is a wasteful number, since it uses less digits than its factorization.

201130112311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952719640.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 201130112311 its reverse (113211031102), we get a palindrome (314341143413).

The spelling of 201130112311 in words is "two hundred one billion, one hundred thirty million, one hundred twelve thousand, three hundred eleven".