101200112111111 has 16 divisors (see below), whose sum is σ = 109876316991840. Its totient is φ = 92653853381760.

The previous prime is 101200112111093. The next prime is 101200112111113. The reversal of 101200112111111 is 111111211002101.

It is a cyclic number.

It is not a de Polignac number, because 101200112111111 - 2⁶ = 101200112111047 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 (101200112111113) 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, 52754360 + ... + 54639021.

It is an arithmetic number, because the mean of its divisors is an integer number (6867269811990).

Almost surely, 2^{101200112111111} is an apocalyptic number.

101200112111111 is a deficient number, since it is larger than the sum of its proper divisors (8676204880729).

101200112111111 is a wasteful number, since it uses less digits than its factorization.

101200112111111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107393986.

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 101200112111111 its reverse (111111211002101), we get a palindrome (212311323113212).

The spelling of 101200112111111 in words is "one hundred one trillion, two hundred billion, one hundred twelve million, one hundred eleven thousand, one hundred eleven".