112220111110001 has 4 divisors (see below), whose sum is σ = 112574117769972. Its totient is φ = 111866104450032.

The previous prime is 112220111109989. The next prime is 112220111110021. The reversal of 112220111110001 is 100011111022211.

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 5968854879376 + 106251256230625 = 2443124^2 + 10307825^2 .

It is a cyclic number.

It is not a de Polignac number, because 112220111110001 - 2⁶ = 112220111109937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112220111110021) 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, 177003329510 + ... + 177003330143.

It is an arithmetic number, because the mean of its divisors is an integer number (28143529442493).

Almost surely, 2^{112220111110001} is an apocalyptic number.

It is an amenable number.

112220111110001 is a deficient number, since it is larger than the sum of its proper divisors (354006659971).

112220111110001 is an equidigital number, since it uses as much as digits as its factorization.

112220111110001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354006659970.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 112220111110001 its reverse (100011111022211), we get a palindrome (212231222132212).

The spelling of 112220111110001 in words is "one hundred twelve trillion, two hundred twenty billion, one hundred eleven million, one hundred ten thousand, one".