216255332100 has 72 divisors (see below), whose sum is σ = 625925368768. Its totient is φ = 57647203200.

The previous prime is 216255332087. The next prime is 216255332131. The reversal of 216255332100 is 1233552612.

216255332100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 708162 + ... + 966438.

Almost surely, 2^216255332100 is an apocalyptic number.

216255332100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

216255332100 is an abundant number, since it is smaller than the sum of its proper divisors (409670036668).

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

216255332100 is a wasteful number, since it uses less digits than its factorization.

216255332100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261085 (or 261078 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 216255332100 its reverse (1233552612), we get a palindrome (217488884712).

The spelling of 216255332100 in words is "two hundred sixteen billion, two hundred fifty-five million, three hundred thirty-two thousand, one hundred".