113201123111 has 16 divisors (see below), whose sum is σ = 115706880000. Its totient is φ = 110726899296.

The previous prime is 113201123071. The next prime is 113201123117. The reversal of 113201123111 is 111321102311.

It is a cyclic number.

It is not a de Polignac number, because 113201123111 - 2¹⁰ = 113201122087 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113201123111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113201123117) 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, 3789050 + ... + 3818808.

It is an arithmetic number, because the mean of its divisors is an integer number (7231680000).

Almost surely, 2^113201123111 is an apocalyptic number.

113201123111 is a deficient number, since it is larger than the sum of its proper divisors (2505756889).

113201123111 is a wasteful number, since it uses less digits than its factorization.

113201123111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30286.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 113201123111 its reverse (111321102311), we get a palindrome (224522225422).

The spelling of 113201123111 in words is "one hundred thirteen billion, two hundred one million, one hundred twenty-three thousand, one hundred eleven".