118112220000001 has 16 divisors (see below), whose sum is σ = 124533246096000. Its totient is φ = 111711783875328.

The previous prime is 118112219999959. The next prime is 118112220000007. The reversal of 118112220000001 is 100000022211811.

It is a cyclic number.

It is not a de Polignac number, because 118112220000001 - 2³¹ = 118110072516353 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118112220000007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30764025 + ... + 34389673.

It is an arithmetic number, because the mean of its divisors is an integer number (7783327881000).

Almost surely, 2^{118112220000001} is an apocalyptic number.

It is an amenable number.

118112220000001 is a deficient number, since it is larger than the sum of its proper divisors (6421026095999).

118112220000001 is a wasteful number, since it uses less digits than its factorization.

118112220000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3628488.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 118112220000001 its reverse (100000022211811), we get a palindrome (218112242211812).

The spelling of 118112220000001 in words is "one hundred eighteen trillion, one hundred twelve billion, two hundred twenty million, one", and thus it is an aban number.