222118678344 has 16 divisors (see below), whose sum is σ = 555296695920. Its totient is φ = 74039559440.

The previous prime is 222118678339. The next prime is 222118678357. The reversal of 222118678344 is 443876811222.

222118678344 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 222118678293 and 222118678302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4627472442 + ... + 4627472489.

It is an arithmetic number, because the mean of its divisors is an integer number (34706043495).

Almost surely, 2^222118678344 is an apocalyptic number.

222118678344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

222118678344 is an abundant number, since it is smaller than the sum of its proper divisors (333178017576).

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

222118678344 is a wasteful number, since it uses less digits than its factorization.

222118678344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9254944940 (or 9254944936 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 48.

The spelling of 222118678344 in words is "two hundred twenty-two billion, one hundred eighteen million, six hundred seventy-eight thousand, three hundred forty-four".