218103326 has 12 divisors (see below), whose sum is σ = 373986168. Its totient is φ = 93449172.

The previous prime is 218103293. The next prime is 218103331. The reversal of 218103326 is 623301812.

It is a junction number, because it is equal to n+sod(n) for n = 218103295 and 218103304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53285 + ... + 57231.

It is an arithmetic number, because the mean of its divisors is an integer number (31165514).

Almost surely, 2^218103326 is an apocalyptic number.

218103326 is a deficient number, since it is larger than the sum of its proper divisors (155882842).

218103326 is an frugal number, since it uses more digits than its factorization.

218103326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7903 (or 3956 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 218103326 is about 14768.3217055967. The cubic root of 218103326 is about 601.9412366345.

The spelling of 218103326 in words is "two hundred eighteen million, one hundred three thousand, three hundred twenty-six".