2218321094 has 32 divisors (see below), whose sum is σ = 3674211840. Its totient is φ = 996091200.

The previous prime is 2218321093. The next prime is 2218321097. The reversal of 2218321094 is 4901238122.

It is a self number, because there is not a number n which added to its sum of digits gives 2218321094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2218321093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1179647 + ... + 1181525.

It is an arithmetic number, because the mean of its divisors is an integer number (114819120).

Almost surely, 2^2218321094 is an apocalyptic number.

2218321094 is a deficient number, since it is larger than the sum of its proper divisors (1455890746).

2218321094 is a wasteful number, since it uses less digits than its factorization.

2218321094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 2218321094 is about 47099.0561901191. The cubic root of 2218321094 is about 1304.1918130743.

The spelling of 2218321094 in words is "two billion, two hundred eighteen million, three hundred twenty-one thousand, ninety-four".