216235283530220 has 12 divisors (see below), whose sum is σ = 454094095413504. Its totient is φ = 86494113412080.

The previous prime is 216235283530207. The next prime is 216235283530243. The reversal of 216235283530220 is 22035382532612.

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, 5405882088236 + ... + 5405882088275.

It is an arithmetic number, because the mean of its divisors is an integer number (37841174617792).

Almost surely, 2^{216235283530220} is an apocalyptic number.

216235283530220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

216235283530220 is an abundant number, since it is smaller than the sum of its proper divisors (237858811883284).

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

216235283530220 is a wasteful number, since it uses less digits than its factorization.

216235283530220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10811764176520 (or 10811764176518 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 216235283530220 in words is "two hundred sixteen trillion, two hundred thirty-five billion, two hundred eighty-three million, five hundred thirty thousand, two hundred twenty".