218381822202 has 16 divisors (see below), whose sum is σ = 436884440832. Its totient is φ = 72773808000.

The previous prime is 218381822149. The next prime is 218381822213. The reversal of 218381822202 is 202228183812.

218381822202 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5009674 + ... + 5053077.

It is an arithmetic number, because the mean of its divisors is an integer number (27305277552).

Almost surely, 2^218381822202 is an apocalyptic number.

218381822202 is an abundant number, since it is smaller than the sum of its proper divisors (218502618630).

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

218381822202 is a wasteful number, since it uses less digits than its factorization.

218381822202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10066373.

The product of its (nonzero) digits is 49152, while the sum is 39.

The spelling of 218381822202 in words is "two hundred eighteen billion, three hundred eighty-one million, eight hundred twenty-two thousand, two hundred two".