112211111111101 has 4 divisors (see below), whose sum is σ = 112211726024412. Its totient is φ = 112210496197792.

The previous prime is 112211111111069. The next prime is 112211111111129. The reversal of 112211111111101 is 101111111112211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 59954838788601 + 52256272322500 = 7743051^2 + 7228850^2 .

It is a cyclic number.

It is not a de Polignac number, because 112211111111101 - 2⁵ = 112211111111069 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 (112211111111401) 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, 307182850 + ... + 307547923.

It is an arithmetic number, because the mean of its divisors is an integer number (28052931506103).

Almost surely, 2^{112211111111101} is an apocalyptic number.

It is an amenable number.

112211111111101 is a deficient number, since it is larger than the sum of its proper divisors (614913311).

112211111111101 is an equidigital number, since it uses as much as digits as its factorization.

112211111111101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614913310.

The product of its (nonzero) digits is 4, while the sum is 16.

Adding to 112211111111101 its reverse (101111111112211), we get a palindrome (213322222223312).

The spelling of 112211111111101 in words is "one hundred twelve trillion, two hundred eleven billion, one hundred eleven million, one hundred eleven thousand, one hundred one".