216235340200 has 192 divisors, whose sum is σ = 553284587520. Its totient is φ = 77941344000.

The previous prime is 216235340173. The next prime is 216235340207. The reversal of 216235340200 is 2043532612.

It is not an unprimeable number, because it can be changed into a prime (216235340207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 145808659 + ... + 145810141.

It is an arithmetic number, because the mean of its divisors is an integer number (2881690560).

Almost surely, 2^216235340200 is an apocalyptic number.

216235340200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 216235340200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (276642293760).

216235340200 is an abundant number, since it is smaller than the sum of its proper divisors (337049247320).

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

216235340200 is a wasteful number, since it uses less digits than its factorization.

216235340200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048 (or 2039 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 216235340200 its reverse (2043532612), we get a palindrome (218278872812).

The spelling of 216235340200 in words is "two hundred sixteen billion, two hundred thirty-five million, three hundred forty thousand, two hundred".