2162188118 has 8 divisors (see below), whose sum is σ = 3246499560. Its totient is φ = 1080021600.

The previous prime is 2162188111. The next prime is 2162188139. The reversal of 2162188118 is 8118812612.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2162188111) 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, 533708 + ... + 537743.

It is an arithmetic number, because the mean of its divisors is an integer number (405812445).

Almost surely, 2^2162188118 is an apocalyptic number.

2162188118 is a deficient number, since it is larger than the sum of its proper divisors (1084311442).

2162188118 is a wasteful number, since it uses less digits than its factorization.

2162188118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072462.

The product of its digits is 12288, while the sum is 38.

The square root of 2162188118 is about 46499.3345973897. The cubic root of 2162188118 is about 1293.0971627579.

The spelling of 2162188118 in words is "two billion, one hundred sixty-two million, one hundred eighty-eight thousand, one hundred eighteen".