2218206707118 has 24 divisors (see below), whose sum is σ = 4810859008488. Its totient is φ = 738672316272.

The previous prime is 2218206707081. The next prime is 2218206707153. The reversal of 2218206707118 is 8117076028122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60807880 + ... + 60844347.

It is an arithmetic number, because the mean of its divisors is an integer number (200452458687).

Almost surely, 2^{2218206707118} is an apocalyptic number.

2218206707118 is an abundant number, since it is smaller than the sum of its proper divisors (2592652301370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2218206707118 is a wasteful number, since it uses less digits than its factorization.

2218206707118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121653248 (or 121653245 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 45.

The spelling of 2218206707118 in words is "two trillion, two hundred eighteen billion, two hundred six million, seven hundred seven thousand, one hundred eighteen".