216322227218082 has 32 divisors (see below), whose sum is σ = 436931946590400. Its totient is φ = 71392839739200.

The previous prime is 216322227218059. The next prime is 216322227218087. The reversal of 216322227218082 is 280812722223612.

It is not an unprimeable number, because it can be changed into a prime (216322227218087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69254544 + ... + 72310692.

It is an arithmetic number, because the mean of its divisors is an integer number (13654123330950).

Almost surely, 2^{216322227218082} is an apocalyptic number.

216322227218082 is an abundant number, since it is smaller than the sum of its proper divisors (220609719372318).

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

216322227218082 is a wasteful number, since it uses less digits than its factorization.

216322227218082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3173058.

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

The spelling of 216322227218082 in words is "two hundred sixteen trillion, three hundred twenty-two billion, two hundred twenty-seven million, two hundred eighteen thousand, eighty-two".