1112201122111 has 16 divisors (see below), whose sum is σ = 1120907116000. Its totient is φ = 1103534409600.

The previous prime is 1112201122103. The next prime is 1112201122139. The reversal of 1112201122111 is 1112211022111.

It is a cyclic number.

It is not a de Polignac number, because 1112201122111 - 2³ = 1112201122103 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 (1112201122181) 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, 98427940 + ... + 98439238.

It is an arithmetic number, because the mean of its divisors is an integer number (70056694750).

Almost surely, 2^{1112201122111} is an apocalyptic number.

1112201122111 is a deficient number, since it is larger than the sum of its proper divisors (8705993889).

1112201122111 is a wasteful number, since it uses less digits than its factorization.

1112201122111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12970.

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

Adding to 1112201122111 its reverse (1112211022111), we get a palindrome (2224412144222).

The spelling of 1112201122111 in words is "one trillion, one hundred twelve billion, two hundred one million, one hundred twenty-two thousand, one hundred eleven".